从右栏中选出左栏句子的答语。
There _______ many black clouds then. A. is B. WasC. Were
They were hungry because they ________ have lunch. A. aren’t B. don’t C. didn’t
It was time ________ play games. A. to B. for C. on
Don’t shout ________ your friend. A. to B. atC. on
Each student __________ one sentence. A. says B. speaks C. tells