“What’s going on there?” “Sorry, I don’t
题型:选择题
问题:
“What’s going on there?” “Sorry, I don’t know what ___”
A.is the matter
B.is matter
C.a matter is
D.matter is
“What’s going on there?” “Sorry, I don’t know what ___”
A.is the matter
B.is matter
C.a matter is
D.matter is