black

外语考试试题及答案解析

登录

单项选择题

The first use of atomic weapons was in 1945,and their power()increased enormously ever since.

A.is
B.was
C.has been
D.had been

相关考题

单项选择题 Children under 12 years of age in that country()be under adult supervision when in a public library.

单项选择题 According to a recent U.S.survey,children spend up to 25 hours a week()TV.

单项选择题 I had to buy()these books because I didn't know which one is the best.

All Rights Reserved 版权所有©在线考试题库网(zxkao.com)

备案号:湘ICP备14005140号-7

经营许可证号:湘B2-20140064