He was heard _____(sing) at 9 p.m.yesterday.
He was heard _____(sing) at 9 p.m.yesterday.
i heard he ()(sing)at that time.为什么填was sing
he was heard singing=he was heard to sing?
i heard him ()(sing)at that moment i heard he ()(sing)at tha
he was often heard ()in the next room.A.to sing B.sing
we heard the girl _(sing)at this time yesterday ,中间填?为什么?
he was -------at this time yesterday
they_____ ______ [watch] tv at 9;00p.m yesterday
-when did you ____________ yesterday?-At 9:00 p.m.
He was’t at school yesterday because he was ill.
句型转换:The meeting was ended at 3 p.m.The meeting _____ _____
He was at the pool yesterday afternoon.yesterday afternoon划线