was heard to;
主动语态:hear sb do sth;
被动语态:sb be heard to do sth:一定要加上to;
We heard Kitty sing in the next room this morning.改为被动语态
We heard Kitty sing in the next room this morning.改为被动语态
Kitty _______ _______ ________sing in the next room this morning.
Kitty _______ _______ ________sing in the next room this morning.
英语人气:739 ℃时间:2019-08-31 18:13:26
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