摘要：26．He never regretted the anxious hours he had had for the missing papers． A．search B．searching C．searched D．to search
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He never regretted the anxious hours he had had ______ for the missing papers．
A．search B．searching C．searched D．to search
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26．He never regretted the anxious hours he had had ______ for the missing papers．
A．search B．searching C．searched D．to search
查看习题详情和答案>>
26．He never regretted the anxious hours he had had ______ for the missing papers．
| A．search | B．searching | C．searched | D．to search |