题文
We should try to prevent air pollution__________.
| A．from living a better life |
| B．to live a better life |
| C．live a better life |
| D．lives a better life |
We should try to prevent air pollution__________.
| A．from living a better life |
| B．to live a better life |
| C．live a better life |
| D．lives a better life |
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