ThescientistsinChinaaretrying 国语站 题库 2.98W 大中小设置文字大小 问题详情:The scientists in China are trying __________ the ways to reduce the fog and haze (减少雾霾).A.look for B.to look for C.to find out D.find out 【回答】B知识点:动词和动词短语题型:选择题 TAG标签:#