高二英语课下作业北师大版选修7《Unit 20 New Frontiers》Section Ⅳ 语言点一应用落实

111.选词填空1They _ the murderer had run away when they got there.答案：discovered2The ship was _ by the North Star because the weather was fine.答案：navigated3Look at the sky！It was very _ of you to bring your umbrella today.答案：sensible4May I borrow your car?Sorry. My car is not _， and it is being repaired.答案：available5We _ for a car to collect them from the airport.答案：arranged.单项填空1I think it is _ of you to decide to choose this one.AsensitiveBsensibleCflexible Dpositive解析：选B。句意：我认为，你选择这个是明智的。sensitive“敏感的”；sensible“明智的”；flexible“灵活的”；positive“主动的”。2There are plenty of jobs _ in the western part of the country.Apresent BavailableCprecious Dconvenient解析：选B。考查形容词词义辨析。句意：在国家西部，有很多工作可以获得。present“现在的，出席的”；available“可用的，可得到的”；precious“宝贵的，贵重的”；convenient“方便的，便利的”。故选B。3Everything goes smooth and the meeting is being held as _.Aarranged BarrangingCto arrange Dto be arranged解析：选A。考查固定搭配as arranged。句意：一切进展得很顺利，会议正按安排的那样举行。as arranged是固定搭配，表示“正如所安排的那样”，符合句意。故选A。4The temperature continued to fall for a short time, but no ice _.Aforms BformedCis formed Dwere formed解析：选B。考查句子的时态和语态。句中时态为过去时，所以A、C两项因为时态不一致而被排除。ice一般用作不可数名词，作主语时，谓语动词用单数形式，故D项也被排除。此时form为不及物动词，无被动语态。故选B。111