英语习题求解答
was discovered at(被动语态的一般过去时)(介词说明 at the end of 在...末尾)
being treated by(被动语态的动名词形式)(介词说明by that way用那种方式)
will be known in(被动语态的一般将来时)(介词说明 in two months 在两月后--用于一般将来时的时间状语)
will be equipped with(同上)(介词说明 be equipped with safety belts被装备上安全带)
has been done into(被动语态的现在完成时) (介词说明 into表示进入...状态)
had been built at(被动语态的过去完成时)(介词说明 at the end of 固定搭配)
to be left in (含被动语态的不定式)(介词说明 in peace平安地--固定搭配)
be kept out(情态动词通常用不带to的不定式)(介词说明keep out of 置身于...之外--固定搭配)
be switched off by(同上)(介词说明 by 11 截止到11点)
had been bitten by(被动语态的过去完成时)(介词说明by--被动语态表示“被”的介词,be bitten by a snake被一条蛇咬)
----题目要求用被动语态的不同动词形式填空,并且要写上合适的介词。已经答案中写出被动语态的不同形式,并解释了介词的用法说明