题目内容
21、The windows haven’t cleaned for a long time．They need ______.
A．to clean B．to be cleaned C．cleaning D．B and C
试题答案
21、D
The windows haven’t cleaned for a long time．They need ______.
A．to clean B．to be cleaned C．cleaning D．B and C
查看习题详情和答案>>
The windows haven’t cleaned for a long time．They need ______.
A．to clean B．to be cleaned C．cleaning D．B and C
查看习题详情和答案>>The windows haven’t cleaned for a long time．They need ______.
A．to clean B．to be cleaned C．cleaning D．B and C
查看习题详情和答案>>The windows haven’t cleaned for a long time．They need ______.
A．to clean B．to be cleaned C．cleaning D．B and C
查看习题详情和答案>>
The windows haven’t cleaned for a long time. They need ______.
|
A．to clean |
B．to be cleaned |
C．cleaning |
D．B and C |
查看习题详情和答案>>
The windows haven’t cleaned for a long time. They need ______.
| A．to clean | B．to be cleaned | C．cleaning | D．B and C |