摘要：7．A good idea occurred to Mr Baker to his invention recently. A．while applying B．while applied C．while he was applying himself D． while applying himself
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A good idea occurred to Mr. Baker ______to his invention recently.
A．while applying B．while applied
C．while he was applying himself D． while applying himself
查看习题详情和答案>>A good idea occurred to Mr Baker ______to his invention recently.
A．while applying B．while applied
C．while he was applying himself D．while applying himself
查看习题详情和答案>>A good idea occurred to Mr. Baker________ to his invention recently.
| A．While applying | B．While applied |
| C．While he was applying himself | D．While applying himself |