They cut away all the dead branches from the tree.

他们把这棵树上的枯枝全都砍掉了。

2.approved of 赞成
 

I approved of the proposal.

我赞成该提案。

3.put one's foot down 坚决反对
 

She put her foot down and leave home with the baby.

她固执己见，带着孩子便离家了。