问题详情:
Since there is only one laboratory in the school,it is important to check _____ the students can use it.( )
A.which B.what C.when D.where
【回答】
C
知识点:复合句
题型:选择题
问题详情:
Since there is only one laboratory in the school,it is important to check _____ the students can use it.( )
A.which B.what C.when D.where
【回答】
C
知识点:复合句
题型:选择题