英语：keep用法1.We must keep the classroom .A.clean B.to clean C.

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英语：keep用法
1.We must keep the classroom .
A.clean B.to clean C.cleans D.cleaning
2.It was very cold outside.We had to keeps the windows .
A.close B.to close C.closing D.closed
3.The mother kept her son there for a long time.
A.stand B.standing C.to stand D.stands
4.--- How long may I ______ the book --- For two weeks.
A.had B.borrow C.keep D.have got

楼上回答有误应是A D B C
1 2.是 keep sth +形容词
3是 Keep sb.doing
4 是延续性动词,做“保留；借”讲

英语：keep用法1.We must keep the classroom .A.clean B.to clean C. we must keep the classroom______- A.clean B.to clean C.clean We must ___(keep) the classroom clean. you must keep your classroom A.clean B.cleaning C.to clean D We must keep our classroom clean The sentence stucture here we must keep the classroom clean的句子基本结构 We must keep our country_______. A.cleaning B.clean C.to cle you must keep your jacket ()A.clean B.cleans C.to clean D.cl keep the house__ A,cleaning B,to clean C,cleaned we should Keep our classroom ---A.cleaned B.clean C.cleaning 初中英语变为被动语态we must keep our classroom clean we must keep our classroom clean改被动语态