I con't find the recorder in the room.It may have been taken by somebody找不到录音机,它可能是被人拿走了.为什么不用had been taken呢,taken不是发生在find过去了吗,是不是要用found才可以用过去完成被动语态啊
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 18:37:44
![I con't find the recorder in the room.It may have been taken by somebody找不到录音机,它可能是被人拿走了.为什么不用had been taken呢,taken不是发生在find过去了吗,是不是要用found才可以用过去完成被动语态啊](/uploads/image/z/10682149-13-9.jpg?t=I+con%27t+find+the+recorder+in+the+room.It+may+have+been+taken+by+somebody%E6%89%BE%E4%B8%8D%E5%88%B0%E5%BD%95%E9%9F%B3%E6%9C%BA%2C%E5%AE%83%E5%8F%AF%E8%83%BD%E6%98%AF%E8%A2%AB%E4%BA%BA%E6%8B%BF%E8%B5%B0%E4%BA%86.%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%8D%E7%94%A8had+been+taken%E5%91%A2%2Ctaken%E4%B8%8D%E6%98%AF%E5%8F%91%E7%94%9F%E5%9C%A8find%E8%BF%87%E5%8E%BB%E4%BA%86%E5%90%97%2C%E6%98%AF%E4%B8%8D%E6%98%AF%E8%A6%81%E7%94%A8found%E6%89%8D%E5%8F%AF%E4%BB%A5%E7%94%A8%E8%BF%87%E5%8E%BB%E5%AE%8C%E6%88%90%E8%A2%AB%E5%8A%A8%E8%AF%AD%E6%80%81%E5%95%8A)
I con't find the recorder in the room.It may have been taken by somebody找不到录音机,它可能是被人拿走了.为什么不用had been taken呢,taken不是发生在find过去了吗,是不是要用found才可以用过去完成被动语态啊
I con't find the recorder in the room.It may have been taken by somebody
找不到录音机,它可能是被人拿走了.
为什么不用had been taken呢,taken不是发生在find过去了吗,是不是要用found才可以用过去完成被动语态啊
还有,用may不用must是因为不是肯定句,如果是肯定句就可以用must了?
I con't find the recorder in the room.It may have been taken by somebody找不到录音机,它可能是被人拿走了.为什么不用had been taken呢,taken不是发生在find过去了吗,是不是要用found才可以用过去完成被动语态啊
观察find这个句子,它用的是can't,即一般现在时.所以说,对应的后面个句子强调在前面句子发生之前发生而对前句产生影响,则应该使用现在完成时.
观察前句的时态,由于有情态动词,所以从情态动词入手.而情态动词不管是什么时态后面都将用动词原形find,不会有用found的情况.
may和must都是表示推测,must表示肯定推测,may表示猜测,没有must语气强烈.
不是,may表示一种推测,可能……(程度比must轻,must表示的推测是非常肯定的,一定的意思), may have done表示“可能发生了某事”,你要是用had been taken就没有推测的概念了,而may是情态动词,后面接原形have