have sth to buy 和have sth to be bought有什么区别

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have sth to buy 和have sth to be bought有什么区别

have sth to buy 和have sth to be bought有什么区别
have sth to buy 和have sth to be bought有什么区别

have sth to buy 和have sth to be bought有什么区别
这又这里的have sth to buy是正确的.
这样给你讲,老师当时给我们讲的:
sb have sth to do
当这里的动词do是这里的sb做主语时,用动词原型表示被动的意义.
I say something.
I have nothing to say.
have sth to be bought
这里就不是自己去买了,而是让别人去买.
Do you have something to be bought,I am going to shopping tonight.

一般就说have sth to buy,而不说have sth to be bought.这里have sth to buy的不定式to buy带有被动的意思.
例:
He has a lot to do.
他有很多事要做.
而不说He has a lot to be done.