He had a heart ________ last night．昨天夜里他心脏病突发。

Don't drive at ________ speed．不要以最高时速开车。

Have you been in ________ with him these days?你近来与他联系过吗？

He has his ________ as to this being true．他怀疑这事是否真实。

What he said made the police ________．他说的话引起了警察的怀疑。

They ________ their bags on my floor and left．他们把袋子胡乱放在我的地板上就走了。

He doesn't know ________ to stay at his uncle's．他不知道是否该留在叔叔家。

His illness ________ him very weak．他生病以后，身体很虚弱。

Our teacher ________ that little Tom had been ill in hospital 3 days before．

我们的班主任已经证实小汤姆三天前就生病住院了。

Is the room ________ or untidy?这房间是整齐的还是很乱的？