改错,下列各题中有一处错误,找出并改正 He didn't understood what I said.

问题描述:

改错,下列各题中有一处错误,找出并改正 He didn't understood what I said.
The policeman smiled pleasantly and told her how to get to there.
I putted the phrasebook into my pocket.
The teacher came into the classroom quiet.
She is not here.she is at the butcher.
Her baby is sleeping on upstairs.

He didn't understood (改成understand)what I said.
The policeman smiled pleasantly and told her how to get to (把to去掉)there.
I putted (改成put)the phrasebook into my pocket.
The teacher came into the classroom quiet(改成quietly).
She is not here.she is at the butcher(改成butcher's).
Her baby is sleeping on (去掉on)upstairs.
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