The air is filled with pollution同义句
问题描述：
The air is filled with pollution同义句
答
be filled with =be full of
所以同义句是：
The air is full of pollution .The air is______ _______ __________pollution.应该题目出错了吧？
要么给两个空，要么题干中没有 is 。、
这是两个固定短语：be filled with =be full of 充满