定语从句练习题1. The settlers were unprepared for the long and patient toil ____ the soil would be made to yield crops.[A] by which alone [B] so that [C] because [D] though2. Most electronic devices of this kind, ____manufactured for such purposes, are tightly packed.[A] that are [B] as are [C] which is [D] it is3. The commentator must know the value of silence and how to use it at those moments ____ the pictures speak for themselves.[A] if [B] when [C] which [D] as4. Children are likely to have less supervision at home ____ was common in the traditional family structure.[A] than [B] that [C] which [D] as5. The Social Security Retirement Program is made up of two trust funds, ____ could go penniless by next year.[A] the larger one [B] the larger of which[C] the largest one [D] the largest of which6. Living in the central Australian desert has its problems, ____ obtaining water is not the least.[A] of which [B] for what [C] as [D] whose7. There ought to be less anxiety over the perceived risk of getting cancer than ____ in the public mind today.[A] exists [B] exist [C] existing [D] existed8. The professor can hardly find sufficient grounds ____ his argument in favor of the new theory.[A] which to base on [B] on which to base[C] to base on which [D] which to be based on9. ____ is generally accepted, economical growth is determined by the smooth development of production.[A] What [B] That [C] It [D] As10. No one would have time to read or listen to an account of everything ____ going on in the world.[A] it is [B] as is [C] there is [D] what is11. I’ve kept up a friendship with a girl whom I was at school ____ twenty years ago.[A] about [B] since [C] till [D] with12. He studied hard at school when he was young, ____ contributes to his success in later life.[A] which [B] therefore [C] who [D] so that13. The minister was the person ____.[A] in whose honor the state dinner was given [B] whom the state dinner was given in honor[C] for him the state dinner was given honor [D] whose honor the state dinner was given14. This is an exciting area of study, and one ____ which new applications are being discovered almost daily.[A] from [B] by [C] in [D] through15. ____ can be seen from the comparison of these figures, the principle involves the active participation of the patient in the modification of his condition.[A] As [B] What [C] That [D] It16. He had more dictionaries than ____ for his work.[A] they are needed [B] were necessary[C] it was needed [D] necessary were they17. These proposals sought to place greater restrictions on the use and copying of digital information than ____ in traditional media.[A] exist [B] exists [C] existing [D] to exist18. When the work is well done, a climate of accident-free operations is established ____ time lost due to injuries is kept at a minimum.[A] where [B] how [C] what [D] unless19. ____ Edward Blotkowsk, director of community service at Bentley College in Massachusetts, puts it, “There has to be coordination of programs. What’s need is a package deal.”[A] So [B] Since [C] As [D] Thus20. The Great Wall is the place ____ almost all tourists would like to visit when they come to Beijing.[A] where [B] which [C] of which [D] in which名词从句练习题21. In actual fact he is quite ignorant on the subject. ____ he knows about it is out of date and inaccurate.[A] What little [B] So much [C] How much [D] So little22. Prof. Lee’s book will show you ____ can be used in other contexts.[A] that you have observed [B] that how you have observed[C] how that you have observed [D] how what you have observed23. I will give this dictionary to ____ wants to have it.[A] whomever [B] someone [C] whoever [D] anyone24. They lost their way in the forest, and ____ made matters worse was that night began to fall.[A] that [B] it [C] what [D] which25. Although ____ happened in that developed country sounds like science fiction, it could occur elsewhere in the world.[A] which [B] what [C] how [D] it26. ____ is no reason for discharging her.[A] Because she was a few minutes late [B] Owing to a few minutes being late[C] The fact that she was a few minutes late [D] Being a few minutes late27. Concerns were raised ____ witnesses might be encouraged to exaggerate their stories in court to ensure guilty verdicts.[A] what [B] when [C] which [D] that28. ____our team seems to lack at the moment is the determination ____ it will win.[A] Whatever; that [B] What; that[C] That; whether [D] Whether; that29. It’s doubtful ____ the government of that country can accept them as permanent residents.[A] whether [B] that [C] how [D] what30. You may rely on ____ everything will be ready by Monday.[A] that [B] what [C] which [D] it that状语从句练习题31. Conversation becomes weaker in a society that spends so much time listening and being talked to ____ it has all but lost the will and the skill to speak for itself.[A] as [B] which [C] that [D] what32. Give me your telephone number ____ I need your help.[A] whether [B] unless [C] so that [D] in case33. ____ born in Chicago, the author is most famous for his stories about New York city.[A] Although [B] Since [C] As [D] When34. All these conditions tend to increase the probability of a child committing a criminal act, ____ a direct causal relationship has not yet been establishment.[A] provided [B] since [C] although [D] supposing35. We are extremely sensitive to smells, ____ we do not generally realize it.[A] even if [B] if only [C] only if [D] as if36. Hydrogen is the fundamental element of the universe ____ it provides the building blocks from which the other elements are produced.[A] so that [B] but that [C] in that [D] provided that37. The senior librarian at the circulation desk promised to get the book for me ____ she could remember who last borrowed it.[A] ever since [B] much as [C] even though [D] if only38. ____industrial giants like General Motors and IBM struggle to survive by reducing the number of employees, Manpower is booming.[A] For [B] Because [C] As [D] Since39. ____ its economy continues to recover, the US is increasingly becoming a nation of part timers and temporary workers.[A] Even though [B] Now that [C] If only [D] Provided that40. Doing your homework is a sure way to improve your test scores, and this is especially true ____ it comes to classroom tests.[A] before [B] as [C] since [D] when41. There are over 100 night schools in the city, making it possible for a professional to be re-educated no matter ____ he does.[A] how [B] where [C] what [D] when42. You can arrive in Beijing earlier for the meeting ____ you don’t mind taking the night train.[A] provided [B] unless [C] though [D] until43. The engineers are going through with their highway project, ____ the expenses have risen.[A] even though [B] just because [C] now that [D] as though44. It is ____ that we’ll have to be very careful.[A] a so big work [B] a so big job [C] such a big job [D] such a big work45. ____ it is you’ve found, you must give it back to the person it belongs to.[A] That [B] Because [C] Whatever [D] However46. She can hardly avoid making mistakes in her homework ____ hard she tries.[A] for [B] as [C] how [D] however47. ____ we have finished the course, we shall start doing more revision work.[A] For now [B] Since that [C] Now that [D] By now48. ____the figure may vary, analysts do agree on another matter.[A] Now that [B] Although [C] Provided [D] Except that49. On a raining day I was driving north through Vermont ____ I noticed a young man holding upa sign reading “Boston”.[A] which [B] where [C] when [D] that50. The draft bill will strictly control the amount of publicity that can be given to a case ____a trial begins.[A] since [B] if [C] before [D] as51. ____they are adjusting to their new bodies and a whole host of new intellectual and emotional challenges, teenagers are especially self-conscious.[A] If [B] Although [C] Whereas [D] Because52. A variety of activities should be organized ____ participants can remain active as long as they want.[A] if only [B] now that [C] so that [D] even if53. The phenomenon provides a way for companies to remain globally competitive ____ avoiding market cycles.[A] but [B] while [C] and [D] whereas倒装、强调和省略结构练习题1. ____ will Bill be able to impress his boss.[A] With hard work [B] By hard work[C] Only with hard work [D] Through hard work2. Only when you have acquired a good knowledge of grammar ____ write correctly.[A] you will [B] you can [C] can you [D] can’t you3. Humble ____ it may be, there’s no place like home, where he may go.[A] although [B] as [C] how [D] which4. There is a real possibility that these animals could be frightened, ____ a sudden loud noise.[A] being there [B] should there be[C] there was [D] there having been5. The business of each day, ____ sellin goods or shipping them, went quite smoothly.[A] it being [B] be it [C] was it [D] it was6. The millions of calculations involved, had they been done by hand, ____ all practical value by the time they were finished.[A] could lose [B] would have lost[C] might lose [D] ought to have lost7. Just as the soil is a part of the earth, ____ the atmosphere.[A] as it is [B] the same as [C] so is [D] and so is8. ____ do we go for picnic.[A] Certainly [B] Sometimes [C] Seldom [D] Once9. Vitamins do not provide energy, ____ do they construct or build any part of the body.[A] either [B] so [C] nor [D] never10. ____ for the timely investment from the general public, our company would not be so thriving as it is.[A] Had it not been [B] Were it not[C] Be it not [D] Should it not be11. Only when you have obtained sufficient data ____ come to a sound conclusion.[A] can you [B] would you [C] you will [D] you can12. Wood does not conduct electricity; ____.[A] so doesn’t rubber [B] also doesn’t rubber[C] nor does rubber [D] nor rubber doesl3. So involved with their computers ____ that leaders at summer computer camps often have to force them to break for sports and games.[A] became the children [B] become the children[C] had the children become [D] do the children become14. Church, as we use the word, refers to all religious institutions, ____ they Christian, Islamic, Buddhist, Jewish, and so on.[A] be [B] being [C] were [D] are15. “____ during the performance of this trick, ladies and gentleman, do my hands actually leave my arms.” said the magician.[A] On time [B] In no time [C] At no time [D] At times16. ____, I still enjoy driving even after my accident.[A] It may seem strange though [B] Strange though it may seem[C] Though strange it may seem [D] Strange it may seem thoughl7. In vain ____ to discover what had happened before they got there.[A] did they try [B] they tried [C] tried they [D] they had tried18. So fast ____ that it is difficult for us to imagine its speed.[A] light travels [B] travels light[C] does light travel [D] do light travel19. Not until ____ himself seriously ill.[A] did he complete the task he had found [B] had he completed the task did he find [C] he completed the task had he found [D] he had completed the task did he find。