问题补充:
Cars, buses and bikes stop when the traffic lights turn red.
A. can
B. may
C. must
D. need
答案:
A. can
B. may
(答案→)C. must
D. need
解析:考查情态动词:A. can 能够, B. may可以,C. must必须,D. need需要,句意:当交通灯变红的时候汽车,公共汽车和自行车必须停止。选C。
时间:2019-08-22 20:46:32
Cars, buses and bikes stop when the traffic lights turn red.
A. can
B. may
C. must
D. need
A. can
B. may
(答案→)C. must
D. need
解析:考查情态动词:A. can 能够, B. may可以,C. must必须,D. need需要,句意:当交通灯变红的时候汽车,公共汽车和自行车必须停止。选C。