问题描述：
.It is _______ that he has been addicted to the drugs and has difficulty quitting it.
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考点提示：副词,副词的比较级,疑问副词,连接副词
最佳答案： | D |
| 略 |
.It is _______ that he has been addicted to the drugs and has difficulty quitting it.A．obviouslyB．ap
.It is _______ that he has been addicted to the drugs and has difficulty quitting it.A．obviouslyB．ap
最佳答案： 