Ⅰ.单句语法填空(并列句、状语从句)
1.If we work with a strong will, we can overcome any difficulty, ________ great it is.
答案：however 解析：考查让步状语从句。根据空前的内容可知：此处应用however引导让步状语从句，however great it is相当于no matter how great it is。
2.(2014·北京海淀区高三期末)The new policy allows a couple, to have a second birth ________ either is an only child.
答案：if 解析：考查条件状语从句。句意：如果夫妇二人有一人是独生子女的话，新政策允许他们生第二胎。这里用if引导条件状语从句，表示“如果”。
3.(2014·浙江考试院抽学校高三抽测)Take action today ________ you won't miss your windows of opportunity next time.
答案：so that 解析：考查目的状语从句。句意：现在就行动起来，以便下次机遇之窗向你打开时你不会错过。根据句意可知应用so that引导目的状语从句。
4.You know that some people say more but do less ________ others do the opposite.
答案：while 解析：考查并列连词。句意：你知道有些人说的多做的少，而有些人却与此相反。while在此处为并列连词，连接两个句子，表示“而，然而”。
5.________ scores of times, but he still couldn't understand it.(Having explained, Having been explained, Though it was explained, It was explained)
答案：It was explained 解析：考查句子结构。本句中的but是并列连词，由此可知but前后都应该是完整的句子。
6.(2014·北京海淀区高三期末)Don't use your mobile phone while charging, ________ you may be shocked by electricity.
答案：or 解析：考查并列连词。句意：手机充电的时候不要使用它，要不然你可能会触电。此处用or连接两个并列分句，表示“否则，要不然”。
7.It was a small room, ________ it afforded a fine view of the old city.
答案：but 解析：考查并列连词。句意：虽然这个房间小，但是从这里可以看到这座老城的美丽风光。根据题干中的“a small room”和“a fine view”可知，此处表示转折意义，故用but。
8.(2014·福建福州高三质量检测)The so-called Asia-Pacific century will make no sense ________ China develops.
答案：unless 解析：考查条件状语从句。句意：如果没有中国的发展，所谓的“亚太世纪”就没有任何意义。这里用unless表示“除非……，如果不……”，引导条件状语从句。
9.(2014·合肥高三教学质量检测)The little girl cried for several minutes ________ her mother came to comfort her.
答案：before 解析：考查时间状语从句。句意：这个小女孩在她母亲来安慰之前哭了好几分钟。根据句意可知，此处应用before引导时间状语从句。
10.(2014·福建四地六校高三联考)________ we have got everything ready, let's begin the debate.
答案：Now that 解析：考查原因状语从句。句意：既然我们把一切都准备好了，那就开始辩论吧。now that“既然”，引导原因状语从句;根据句意可知，用now that。
11.(2014·湖南“五市十校”高三联考)________ everyone should try to look good, it is not healthy for people to be too concerned with their appearance.
答案：While 解析：考查让步状语从句。句意：尽管每个人都应该试图让自己看起来漂亮，但如果人们太在意自己的外表则是不健康的。while“尽管，虽然”。
12.(2014·四川成都高三期中)This new English-English dictionary is useful for me. ________ much it may cost, I'll buy it.
答案：However/No matter how 解析：考查让步状语从句。句意：这本新英英词典对我来说是有用的。无论花多少钱，我都会买下它。however和no matter how都可以引导让步状语从句，结构是：however/no matter how+形容词/副词+主语+谓语。However much it may cost相当于No matter how much it may cost。
13.The police set about arresting the suspect ________(moment) they found enough evidence to prove him guilty.
答案：the moment 解析：考查时间状语从句。句意：警方一找到足够证明他有罪的证据，就着手逮捕了这名嫌疑犯。the moment意为“一……就……”，引导时间状语从句，相当于as soon as, immediately。
14.(2014·湖南“五市十校”高三联考)It is important to be precise when calculating these figures, ________ even a small mistake can cost us millions of dollars.
答案：as/because 解析：考查原因状语从句。句意：计算这些数据的时候精确是非常重要的，因为即使一个小小的错误都会让我们损失数百万美元。as/because意为“由于，因为”。
15.(2014·南京高三模考)There can be no equality of opportunity ________ everyone follows the rules at their own game.
答案：unless 解析：考查条件状语从句。句意：除非每个人在他们自己的游戏中都遵守规则，否则就不可能有公平的机会。unless表示“如果不，除非”，符合句意。
