Ⅲ.单项填空
1. The school rules state that no child shall be allowed out of the school during the day，________accompanied by an adult.
A.once B.when C.if D.unless
解析 句意：学校规定，除非由成年人陪伴，孩子不允许白天出校门。unless除非，符合语境，unless后省略了they are。once一旦;when当……的时候;if如果。
答案 D
2.I know that Bob is not much of a football player, but when it________to maths, he is among the top three in the class.
A.refers B.goes C.comes D.concerns
解析 句意：我知道Bob不是一个好足球运动员，但一谈到数学，他是班里的前三名。when it comes to sth 为固定结构，意为“当谈到……，当涉及到……”。
答案 C
3.In an hour, we can travel to places________would have taken our ancestors days to reach.
A.where B.when C.which D.what
解析 句意：一个小时我们就可以到达我们祖先要花很多天才能到的地方，which在从句中作主语，先行词是places。
答案 C
4.While shopping, people sometimes can't help________into buying something they don't really need.
A.to persuade B.persuading
C.being persuadcd D.be persuaded
解析 can't help doing sth情不自禁做某事，又根据语境为被动，故C项正确。
答案 C
5. The engineers are so busy that they have zero time for outdoor sports activities，________they have the interest.
A.wherever B.whenever
C.even if D.as if
解析 句意：工程师们如此忙碌，以至于没时间做户外活动，即使他们对做户外活动很感兴趣。考查连词。even if即使，引导让步状语从句。wherever无论什么地方;whenever无论什么时候;as if好像。
答案 C
6. I'm afraid he's more of a talker than a doer, which is________he never finishes anything.
A.that B.when C.where D.why
解析 句意：恐怕与其说他是个实干家不如说他是个空谈家，这就是他总是一事无成的原因。考查表语从句。在which引导的定语从句中，is后面是一个表语从句。根据句意可知选D项。
答案 D
7. Nowadays some parents are________about their children's health, for their children have to do so much homework every day.
A.happy B.satisfied
C.concerned D.curious
解析 be concerned about的意思是“担心”，即父母担心孩子们的健康。
答案 C
8. I refuse to accept the blame for something________was someone else's fault.
A.who B.that C.as D.what
解析 句意：我拒绝接受因为别人的错误而遭受的责备。考查定语从句关系词的选择。先行词在从句中作主语，指物，而且为不定代词something，关系词只能用that。
答案 B
9.—Have you got any plans for the coming holiday?
—Yes.________， I'm going to Shanghai.
A.If ever B.If busy
C.If anything D.If possible
解析 句意：即将到来的假期有什么计划吗?是的，如果可能的话，我要去上海。If ever如果曾经有的话;if busy如果忙的话;if anything如果有什么的话;if possible如果有可能的话。
答案 D
10. One of the few things you________say about English people with certainty is that they talk a lot about weather.
A. need B.must C.should D.can
解析 句意：关于说英语的人们，你能够确切地说出的为数不多的其中一件事情就是他们对天气谈论很多。can表示“可以，能够”。
答案 D
