题文
Many students are _____ chatting online, which wastes them plenty of time.
| A．connected with |
| B．worried about |
| C．crazy about |
| D．anxious about |
推荐试卷
Many students are _____ chatting online, which wastes them plenty of time.
| A．connected with |
| B．worried about |
| C．crazy about |
| D．anxious about |
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