单项选择题
No one knows who will call（）to solve the problem.
A.tune
B.tunes
C.the tune
D.a tune
点击查看答案&解析
相关考题
-
单项选择题
He was late（）the traffic jam.
A.as result
B.as a result of
C.as the result of
D.a result of -
单项选择题
There have been（）medicine in the last 50 years.
A.great advancesin
B.a great advancein
C.great advanceon
D.a great advanceon -
单项选择题
Would you mind（）us how old you are?
A.tell
B.to tell
C.telling
D.to telling
