问题补充:
Students need at least eight hours to sleep, or they are in class.
A. sleep
B. sleepy
C. asleep
D. sleeping
答案:
A. sleep
(答案→)B. sleepy
C. asleep
D. sleeping
解析:根据前一句Students need at least eight hours to sleep,再加上or表示否则的意思,故选答案为B,表示困倦的,符合题意。
时间:2021-12-26 14:27:18
Students need at least eight hours to sleep, or they are in class.
A. sleep
B. sleepy
C. asleep
D. sleeping
A. sleep
(答案→)B. sleepy
C. asleep
D. sleeping
解析:根据前一句Students need at least eight hours to sleep,再加上or表示否则的意思,故选答案为B,表示困倦的,符合题意。