15　课时分层训练(十)　Unit 5　What's the highest mountain in the world Section B 鲁教版 八上

课时分层训练(十)　Unit 5　What's the highest mountain in the world Section B 知识点一　weigh与weight的用法辨析 1．Jane is on a diet and measures(测量) her C every day．She wants to keep slim. A．length　 B．height C．weight D．width 解析：考查名词辨析。length长度；height高度；weight体重；width宽度。根据“Jane is on a diet”以及“She wants to keep slim.”可知，节食减肥时会每天测量体重。故选C。 2．The baby pandas often weigh (weight) about 0.1 to 0.2 kilos at birth. 3．如果你不运动， 你的体重会增加。 If you don't play sports, you will put on weight ． 4．How much does the box weigh？(同义句转换) What is the weight of the box 知识点二　endangered, danger与dangerous的用法辨析 1．—Shall we go swimming in the sea —Of course not．It's very A ． A．dangerous B．delicious C．difficult 2．—Some people kill C animals for their meat and fur．It is terrible. —Yes, many of those animals are now. A．dangerous; in need B．faithful; in safety C．endangered; in danger 解析：考查形容词及介词短语辨析。dangerous危险的；faithful忠实的；endangered濒危的；in need有需要；in safety安全地；in danger在危险中。根据下文“for their meat and fur”可知， 这里指杀死濒危动物；第二空是那些动物处于危险中。故选C。 3．We should do something to protect endangered (danger) animals. 4．遇到危险时你应该保持冷静。 You should keep calm when you are in danger ． 知识点三　wake与awake的用法辨析 1．—Don't A Dan．He had a busy day and had just fallen asleep. —Sorry, I will keep quiet. A．wake up B．point at C．wait for D．look after 解析：考查动词短语辨析。wake up弄醒；point at指着；wait for等待；look after照顾。根据题中“He had a busy day and had just fallen asleep.”和“I will keep quiet”可知， 不要弄醒他， wake up符合题意。故选A。 2．Several hours later, Alice found herself B in a strange room. A．aware B．awake C．aloud D．asleep 解析：考查词义辨析。aware明白的；awake醒着的；aloud大声地；asleep睡着的。根据“Alice found herself ..．in a strange room.”及常识可知， 发现自己身处何处应是在清醒的时候。故选B。 3．明天早晨5：00请叫醒我， 我想赶第一班公共汽车。 Please wake me up at 5：00 tomorrow morning．I want to catch the first bus. 知识点四　ill与illness的用法辨析 1．After walking in the rain for a few hours, he was ill at last.(同义替换) C A．happy B．tired C．sick D．crazy 解析：考查形容词辨析。happy开心的；tired累的；sick生病的；crazy疯狂的。ill表示“生病的”， 与sick词义相近。故选C。 2．He was very good to me when I was ill (ill)． 3．因为生病， 罗伯特缺席了昨天的会议。 Because of illness ,_Robert was absent from the meeting yesterday. 知识点五　cut down的用法 1．To protect the environment, we should prevent people from B the trees. A．putting down B．cutting down C．taking down D．getting down 解析：考查动词短语辨析。put down放下；cut down砍倒；take down记下；get down下来。根据“the trees”可知， 是砍伐树木。故选B。 2．Students should A the time they spend on their smart phones. A．cut down B．cut up C．cut off D．cut out 解析：考查动词短语辨析。cut down削减；cut up切碎；cut off切断 ... ...