题文
It was probably _______ the wrong operation(操作) of the pilot that caused the plane to crash.
| A．because of | B．because | C．as a result | D．\ |
推荐试卷
It was probably _______ the wrong operation(操作) of the pilot that caused the plane to crash.
| A．because of | B．because | C．as a result | D．\ |
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