题文
It’s quite clever ________ you _______ out the problem.
| A．for; working | B．for; to work |
| C．of; working | D．of; to work |
It’s quite clever ________ you _______ out the problem.
| A．for; working | B．for; to work |
| C．of; working | D．of; to work |
试题篮
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