英语语法存在句知识点：there be与情态动词连用(2)

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　　■there+情态词+be

　　There could be no doubt about it.

　　对此不会有丝毫疑问。

　　There wont be an election in June

　　6月份将不进行选举。

　　There must be a mistake.

　　一定是弄错了。

　　■there+情态词+have been

　　There cant have been any doubt about it.

　　对此不会有过任何疑问。

　　There might have been a strike.

　　可能有过一场罢工。

　　There oughtnt to have been any difficulty about it

　　此事本不应有什么困难。

　　■there+情态词+be+补足语+现在分词

　　There cant be anyone waiting outside.

　　不会有人在外面等候。

　　There never used to be anyone living next door

　　过去隔壁从未住过人。

　　There could be something blocking the pipe

　　管子里可能给什么东西堵上了。

　　■there+情态词+have been+补足语+现在分词

　　There might have been someone waiting outside.

　　可能曾有人在外面等候。

　　There must have been something blocking the pipe

　　管子肯定曾被什么东西堵住了。

　　There could have been someone crossing the road.

　　可能曾有人横穿马路。