1.Doctors say that the first 10 minutes _______ a traffic accident is important for saving a life.
A. in B. before C. after D. during
2.—What time do you usually get up on weekends?
—I usually get up_______ 7:00 o’clock in the morning.
A. at B. in C. on D. for
3._______ the scientists’ hard work, Tiangong II was launched (发射) successfully.
A. As for B. Thanks to C. Instead of D. According to
4.We won! The honor belongs_______ all the members of our team.
A. by B. of C. at D. to
5.—Look in the mirror. What happened_______ your face?
—Oh, there’s some ink on my face.
A. to B. on C. in D. for
6.When you’re invited to have dinner at home by an American friend, you should be_______ or a little later. It’s different from our Chinese custom.
A. on time B. on business C. on show D. on sale
7.What a nice day! We should go sightseeing_______ watching TV at home.
A. because of B. instead of C. together with D. at the bottom of
18.My grandparents usually go for a walk_______ dinner to keep healthy.
A. at B. of C. during D. after
9. _______the afternoon of March 8, the women in the city had a big party.
A. To B. In C. At D. On
10.—Jack, can you swim_______ the river?
—I don’t think I can. It’s too wide.
A. between B. through C. across D. over
参考答案：
1.C【解析】考查介词词义辨析。句意：医生说交通事故的_______第一个十分钟对拯救生命来说非常重要。in在……以内;before在……之前;after在……之后;during在……期间。结合句意可知此处表示在事故之后，故选C。
2.A【解析】考查介词的用法。句意“在周末你通常什么时候起床?”“我通常在早晨七点起床。”at用于具体的时间点前;in 用于表示在早上、中午、晚上、季节、年份、月份等名词前;on用于具体的某一天前;for后一般接时间段。7:00 oclock为具体的时间点。故选A。
3.B【解析】考查介词短语辨析。句意：_______科学家辛勤的工作，天宫二号被成功发射。As for至于;Thanks to多亏;Instead of代替;According to根据。由常识可知，多亏科学家们辛勤的工作，天宫二号成功发射了。故选B。
4.D【解析】考查介词的固定搭配。句意：我们赢了!荣誉属于我们队的所有成员。belong to 意为“属于”，为固定短语。故选D。
5.A【解析】考查介词的固定搭配。句意为“看镜子里。你的脸发生什么了?”“哦，我脸上有些墨水。”happen to…为固定搭配，意为“发生在……身上”。故选A。
6.A【解析】考查介词短语辨析。句意：当你被美国朋友邀请去家里吃饭时，你应该_______或者稍微晚一点儿。这与我们中国的习俗不同。on time 准时; on business 出差;on show 展出;on sale廉价出售。根据句意可知是你应该准时或者稍微晚一点。故选A。
7.B【解析】考查介词短语辨析。句意：多么好的天气呀!我们应该去观光_______在家里看电视。because of因为;instead of代替，而不是;together with与……一起;at the bottom of 在……的底部。根据句意可知表示去观光而不是在家里看电视。故选B。
8.D【解析】考查介词词义辨析。句意为：我的爷爷奶奶通常在晚饭_______去散步来保持健康。at在具体的时刻;of……的，表示所属关系;during在……期间;after在……之后。根据常识可知应该是饭后散步。故选D。
9. D【解析】考查介词词义辨析。句意为：在3月8日下午，我们市的女性举行了一个大聚会。To到;In在早晨、下午或晚上;At在具体的时间点;On在具体的某一天或某一天的早晨、下午或晚上。在三月八日下午用介词on。故选D。
10.C【解析】考查介词词义辨析。句意为“杰克，你能游_______那条河吗?”“我想我不能。它太宽了。”between在两者之间;through从空间内部穿过;across从表面横穿;over越过。此处表示从河的表面游过去。故选C。
，我们将会及时处理。
