题文
【2013江苏无锡】Don’t throw away the waste paper. It needs so that it can be reused.
| A．to destroy | B．destroying |
| C．to collect | D．collecting |
【2013江苏无锡】Don’t throw away the waste paper. It needs so that it can be reused.
| A．to destroy | B．destroying |
| C．to collect | D．collecting |
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