摘要：29．Are they still doing the experiment? They're supposed it by the end of last class. A．finish B．finished C．to finish D．to have finished
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Are they still doing the experiment? They're supposed______it by the end of last class.
|
A．finish |
B．finished |
C．to finish |
D．to have finished |
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Are they still doing the experiment? They're supposed______it by the end of last class.
- A.finish
- B.finished
- C.to finish
- D.to have finished
Are they still doing the experiment? They're supposed______it by the end of last class.
A．finish B．finished C．to finish D．to have finished
查看习题详情和答案>>
Are they still doing the experiment? They're supposed______it by the end of last class.
| A．finish | B．finished | C．to finish | D．to have finished |