问题详情:
One of the most important questions they had to consider was of public health.
A.what B.this
C.that D.which
【回答】
C
知识点:代词
题型:选择题
问题详情:
One of the most important questions they had to consider was of public health.
A.what B.this
C.that D.which
【回答】
C
知识点:代词
题型:选择题