Theyareputtingtoomuchcarbondioxideintotheatmosphere,
问题详情:
They are putting too much carbon dioxide into the atmosphere, ______ prevents heat from escaping from the earth into space.
A. what B. that C. which D. who
【回答】
C
知识点:定语从句
题型:选择题
问题详情:
They are putting too much carbon dioxide into the atmosphere, ______ prevents heat from escaping from the earth into space.
A. what B. that C. which D. who
【回答】
C
知识点:定语从句
题型:选择题