摘要：24． a certain doubt among the workers as to whether he could finish the task in a short time． A．It was B．There had C．There existed D．It had
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_____ a certain doubt among the workers as to whether he could finish the task in a short time．
|
A．It was |
B．There had |
C．There existed |
D．It had |
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_____ a certain doubt among the workers as to whether he could finish the task in a short time．
- A.It was
- B.There had
- C.There existed
- D.It had
_____ a certain doubt among the workers as to whether he could finish the task in a short time．
A．It was B．There had C．There existed D．It had
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_____ a certain doubt among the workers as to whether he could finish the task in a short time．
| A．It was | B．There had | C．There existed | D．It had |