11. The bridge　　　　　　　　　　　 (要修建的)next spring will join that island to their city. (build)

20.　 It was ___________ (直到才) 12 o’clock last night that I went to bed. (until)

专题训练(7)

19.　 Janet ___________________ (收集了大量的) foreign coins; she loves showing them off to every visitor. (collection)

18.　 Helen had to shout ________________(使别人听见她的话) above the sound of the music. (herself)

17.　 When first ______________ (引进) to the market, these products enjoyed great success. (introduce)

16.　 Susan decided not to work on the program at home because she didn’t want her parents to know _____________(她在做的事情). (do)

15.　 We cannot ____________ (明白) quite a number of insects, birds, and animals are dying out. (figure)

14.　 ________________(要求) in the regulations that you should not tell other people the password of your e-mail account. (require)

13.　 We _________________(正要) get on the train when Jack shouted in surprise. (about)

12.　 Without international cooperation, developing countries can not prosper, ________________ (可持续发展也是不可能的). (nor)