课时作业(十九) Unit 6 DesignⅠ.用适当的介词或连词填空1．We didn’t go to bed twelve last night.答案：until2．There is a blackboard the front of our classroom.答案：in3．My father will be back three days.答案：in4．There is a bridge the river.We can go across the river easily.答案：over5．The sun sinks the horizon.The night falls.答案：below6．They walked the playground and came to the dining room.答案：across7．I walked the forest，tired and hungry.答案：through8．He is busy packing up because he will leave Shanghai tomorrow.答案：for9．The window is well the tree.So you can see the garden clearly.答案：above10． Mary came to study，she has made much progress in Chinese.答案：SinceⅡ.完成句子1．— (从什么时候开始) has Jack been addicted to computer games?—2014，I suppose.答案：Since when2．We (对……很恼火) his mistake，because we have emphasized this for several times.答案：are very annoyed at3．I have already made a decision (对……采取什么态度) this matter.答案：what attitude to adopt to4．It is unbelievable that Mr Lucas leads a simple life (尽管他很富有)．答案：despite his great wealth5．This shop will be closed for repairs (在另行通知前)．答案： until further notice6．Some students often listen to music (课间) to refreshthemselves.答案：between classes7．My uncle (住在) 103 Chaoyang Street in Beijing.His flat is (在10楼)．答案：lives at；on the tenth floor8．The accident is reported to have occurred (在二月份第一个星期日)．答案：on the first Sunday in February9．Hong Kong is (在中国南部)，and Macao is (在香港西面)．答案：in the south of China；to the west of Hong Kong10．Fred entered without knocking and，very out of breath， (颓然坐在椅子上)．答案：sank into a chairⅢ.用适当的关系代词填空1．The place interested me most was the Children’s Palace.答案：which/that2．That is the day I’ll never forget.答案：which/that3．The factory we’ll visit next week is not far from here.答案：which/that4．Is there anyone in your class father is in the country?答案：whose5．The foreign guests liked the children and their shows they saw in thekindergarten.答案：that6．It was in the small house was built with stones that he spent hischildhood.答案：which7．The girl name was Diana sat next me.答案：whose8．I’ve read all the books you gave me.答案：that9．I am going to meet Tom they say is a good boy.答案：who10．We went to see our teacher husband lost his life in the earthquake.答案：whoseⅣ.用定语从句完成句子1．The professor mentioned some poets and poems (他们不为我们所知) in his lecture.答案：that were unknown to us2．We’l l call on a man (我认为他能给我们很好的意见)．答案：who I believe can give us very good advice3．When I got to New York，I had to attend a school for students (他们的母语不是英语)．答案：whose first language was not English4．He put forward a good idea (它给了我们希望)．答案：that gave us hope5．Thanks to the timely treatment，the patient (人们都认为他会死去) slowly recovered.答案：who people all thought would die6．Tom is the one of the boys (守时的)．答案：who is on time7．The very hotel (你正想到的)，my dear，is just a bittoo expensive for us，I am afraid.答案：that you are thinking of8. Because of my poor memory，all (你所告诉我的) has beenforgotten.答案：that you told meⅤ.阅读理解A 15yearold boy planned to put a ball covered with gasoline (汽油) into hismouth and set it on fire.He would film the dangerous action and put it on YouTube.And，he hoped to become famous on the Internet.But things didn’t go the way he imagined.His clothing caught fire，and he was rushed to the hospital with serious burns on his body.YouTube hosts millions of videos of people attempting dangerous actions.Many of them are by kids and young adults.Some experts say that by hosting these videos，YouTube encourages young viewers to take deadly (致命的) risks.Research by the Centers for Disease Control and Prevention shows that more than 180,000 Americans die from accidental injuries each year.That’s one person every three minu tes.More than 14,000 of those killed are kids under the age of 19.Is YouTube to blame?People have always found it interesting to watch others try risky things.Audiences love these kinds of things.Some of the earliest Greek comedies had characters followed by wild animals and knocking into walls.Now，in the age of the Internet，anyone with a camera and a YouTube account (账户) can create this kind of “fun”．Many viewers，especially teenagers，are influenced by what they see and want to try it themselves.“YouTube h as taken the playing in the neighborhood to a worldwide level，” says Clair Mellenthin，a researcher from the Centers.“People are greatly influenced，because now we can see what others are doing around the world.”Supporters of YouTube argue that it isn’t YouTube’s responsibility to examine its content (内容)．“Parents should be the ones to make sure that kids are behaving safely，” they say.In fact，YouTube has a rule on content.For example，dangerous activities that have a risk of serious physical harm or death are not allowed.Staff of YouTube carefully watch the website 24 hours a day，looking for videos that are against their rules.But is this enough?语篇解读本文是议论文。