问题
He was watching TV. ______, his wife was cooking.[ ]
A: while
B: when
C: at the time
D:at the same time
B: when
C: at the time
D:at the same time
正确答案是：
同类题型
My family ________ supper together every day. It’s really a happy time for all of us.
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He didn’t ____ his homework. He ____ TV all night yesterday.
Under no circumstances, he was warned, _____ to give the password to someone else.