①……之后……才……②不多久……就……③不等……就……④刚……就……⑤先……再……We had sailed four days and four nights before we saw land.我们航行了四天四夜才看到陆地。

It wasn’t long before he told me about the affair.没过多久他就把这件事告诉了我。

We hadn’t run a mile before he felt tired. 我们跑了还不到一英里他就累了。

He hardly entered the room before he heard the telephone ring.他刚进房间就听见电话铃响起来。

You can have a few days to think about it before you make your decision.此事你可以思考几天再作决定。

1.时间状语从句①One Friday, we were packing to leave for a weekend away ______my daughter heard cries for help.A. afterB. whileC. sinceD. when【解析】答案为D。

when在句中表示“就在这时（突然）……”之意，它构成的固定句式是：be doing sth.／be about to do sth. ／had done sth….when…。

句意：一个周五，我们正在扛包裹动身去过周末，就在这时我女儿听到了呼救声。

②If a lot of people say a film is not good, I won’t bother to see it, or I’ll wait _______ it comes out on DVD.A. whetherB. afterC. thoughD. until【解析】答案为D。

句意：如果很多人说某部电影不好看，我也懒得去看了，或者等到出了DVD我再看。

until为“直到”的意思。

③Please call my secretary to arrange a meeting this afternoon, or ______ it is convenient to you.A. wheneverB. howeverC. whicheverD. wherever【解析】答案为A。

whenever意为“无论何时”；however意为“然而”；whichever意为“任何一个”；wherever意为“无论哪里”。

连接副词在后句中充当状语，根据语境可知是指时间，选A项。

句意：请打电话给我的秘书安排今天下午的会议，或者在你任何方便的时候。

④As it reported, it is 100 years __________Qinghua University was founded.A. whenB. beforeC. afterD. since【解析】答案为D。

“It is + 时间段+since + 从句（谓语为一般过去时）”为固定句型，故答案选D项。

句意：正如所报道的那样，自从清华大学建校以来已有100年的历史了。

⑤He had no sooner finished his speech _________ the students started cheering.A. sinceB. asC. whenD. than【解析】答案为D。

考查no sooner…than.表示一……就; 根据句子意思“他的演讲一讲完学生就开始欢呼了。

”since既然；as作为；when 当什么时候；类似的还有hardly/scarcely…when…，这两个结构中no sooner，hardly，scarcely放在句首时句子用倒装语序。

如本句可以改为：No sooner had he finished his speech than thestudents started cheering.⑥Mary made coffee ________ her guests were finishing their meal.A. so that B although C. while D. as if【解析】答案为C。

so that译为“以便”表示目的，although译为“尽管，虽然”，as if译为“好像”，while译为“当……的时候”，因此while符合句意，选择C项。

句意：当客人们将要结束用餐的时候玛丽才冲了咖啡。

⑦Just use this room for the time being, and we’ll offer you a larger one _______it becomes available.A. as soon asB. unlessC. as far asD. until【解析】答案为A。

句意: 只是暂且使用这个房间。

但是一有（as soon as）可以使用的房间，我们就提供你一个大点的房间。

2.地点状语从句①Today, we will begin we stopped yesterday so that no point will be left out.A. whenB. whereC. howD. what【解析】答案为B。

句意：今天，为了不遗漏要点，我们从昨天结束的地方开始。

where 引导地点状语从句。

②_____ unemployment and crime are high, it can be assumed that the latter is due to the former.A. BeforeB. WhereC. UnlessD. Until【解析】答案为B。

Where引导地点状语从句。

句意：哪儿的失业率高，哪儿的犯罪就率高，可以认为前者是导致后者的原因。

3.原因状语从句The old man asked Lucy to move to another chair _______ he wanted to sit next to his wife.A. althoughB. unlessC. becauseD. if【解析】答案为C。

空格前后两个句子在逻辑意义上存在原因关系，所以用because引导原因状语从句。

Although引导让步状语从句，unless和if引导条件状语从句。

句意：这位老人叫露丝挪到另一把椅子上因为他想跟他妻子挨着坐。

4.条件状语从句①He had his camera ready ________ he saw something that would make a good picture.A. even ifB. if onlyC. in caseD. so that【解析】答案为C。

in case 意为“以防，以免”；even if意为“即使”；if only意为“要是就好了……”,so that意为“为了，以便”。

句意：他准备好了相机以防看到可以拍摄的景物。

②The little boy won’t go to sleep ______________his mother tells him a story.A. orB. unlessC. butD. whether【解析】答案为B。

or译为“或者”表示选择，unless译为“除非”表示条件，but译为“但是”表示转折，whether译为“是否”，根据句意选择B项。

句意：除非他的妈妈给他讲故事这个小男孩儿是不会睡觉的。

③— Our holiday cost a lot of money.— Did it? Well, that doesn’t matter you enjoyed yourselves.A. as long asB. unlessC. as soon asD. though【解析】答案为A。

as long as意为“只要”；unless意为“除非，否则”；as soon as意为“一……就”；though意为“虽然”。

根据后一句为只要你玩得开心，花多少钱并不重要，就能搞定答案。

④—Shall we have our picnic tomorrow?—______it doesn’t rain.A. UntilB. WhileC. OnceD. If【解析】答案为D。

If引导条件状语从句。

句意：如果不下雨的话（我们就去野餐）。

5.让步状语从句①Try she might, Sue couldn’t get the door open.A. ifB. whenC. sinceD. as【解析】答案为D。

题目中前半句说，她试过；后半句说Sue不能打开门，明显前后两个句子意思相反，所以选择D。

as表示“虽然”，引导让步状语从句。

句意：虽然她试了，但还是无法打开门。

②________volleyball is her main focus, she’s also great at basketball.A. SinceB. OnceC. UnlessD. While【解析】答案为D。

根据主句内容可知，她也擅长打篮球，由此可知排球是她的强项，故选while引导让步状语从句。

③Frank insisted that he was not asleep _________I had great difficulty in waking him up.A. whetherB. althoughC. forD. so【解析】答案为B。

whether“是否”，常与or连用；although“尽管，虽然”，引导让步状语从句；for用来引导因果并列句；so“因此，所以”，引导因果并列句。

根据句意可知，空格前后为让步关系，故答案为B项。

句意：尽管我费了很大劲才把弗兰克叫醒，他却坚持说自己没有睡着。

④________all of them are strong candidates, only one will be chosen for the post.A. SinceB. WhileC. IfD. As【解析】答案为B。

while的意思是“虽然, 尽管”, 相当于though或although。

句意：虽然他们都是强有力的候选人, 但只有一个人被选中担任这个职务。

⑤To show our respect, we usually have to take our gloves off ______ we are to shake hands with.A. whicheverB. wheneverC. whoeverD. wherever 【解析】答案为C。