题目内容
Your trousers____ dirty.You must have____ washed.
A.is;il |
B.are;it |
C.are;them |
D.is;them |
C
【解析】略
|
题目内容
Your trousers____ dirty.You must have____ washed.
A.is;il |
B.are;it |
C.are;them |
D.is;them |
C
【解析】略
|