These children don't know how (deal) with theThese children don't know how (deal) with the problem 用单词的正确形式填空

These children don't know how (deal) with theThese children don't know how (deal) with the problem 用单词的正确形式填空
These children don't know how (deal) with the
These children don't know how (deal) with the problem 用单词的正确形式填空

These children don't know how (deal) with theThese children don't know how (deal) with the problem 用单词的正确形式填空
to deal

to deal