摘要：21． (put)into use in April 2000.the hotline was meant for residents reporting water and heating supply breakdowns．
网址：http://m.1010jiajiao.com/timu_id_145269[举报]
You may have the book; I ________ it any longer．
- A.make full use of
- B.have no use for
- C.put to use
- D.use up
The plan ________ just because people were unwilling to cooperate.
- A.broke down
- B.pulled down
- C.turned down
- D.put down
Information has been put forward ________more middle school graduateswill be admitted into universities．
- A.while
- B.that
- C.when
- D.as