问题
选择题
The plane in Shanghai at 10 o'clock in the morning. [ ]
A. arrives
B. gets to
C. reaches
D. arriving
答案
答案：A
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The plane in Shanghai at 10 o'clock in the morning. [ ]
A. arrives
B. gets to
C. reaches
D. arriving
答案：A
根据下表鸟类濒危的原因，你认为保护鸟类最有效的措施是
| 原因 | 偷猎 | 栖息地丧失 | 外来物种的影响 | 其他原因 |
| 比例 | 20% | 60% | 12% | 8% |
C．开展爱鸟周活动，加强爱鸟宣传 D．建立自然保护区