用合适的介词或者副词填空 don‘t worry ,we have enough time ( )our housework an old man fell down on the street and few men went ( ) to help him

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用合适的介词或者副词填空
don‘t worry ,we have enough time ( )our housework
an old man fell down on the street and few men went ( ) to help him

Don't worry,we have enough time (for) our housework.
别担心,我们有足够的时间写作业.
An old man fell down on the street and few men went (up) to help him.
一位老人在街上跌倒了,没有什么人上来帮助他.

with up

答案是:for;by 分别是对于和路过的含义。请采纳。