问题
选择题
-- Not getting that job was a big bet down.
---Don’t worry. Something better will .
A. come along B. take on C. go by C. fall behind
答案
答案：A
搜题请搜索小程序“爱下问搜题”
-- Not getting that job was a big bet down.
---Don’t worry. Something better will .
A. come along B. take on C. go by C. fall behind
答案：A
一项研究显示了哺乳动物和鸟类濒危或受到威胁的原因，请分析下表数据，并回答下列问题：（5分）
| 原 因 | 偷 猎 | 栖息地丧失 | 外来物种 | 其他原因 |
| 哺乳动物 | 31% | 32% | 17% | 20% |
| 鸟 类 | 20% | 60% | 12% | 8% |
⑵鸟类受威胁的主要原因是 。
⑶从此表提供的信息，请谈一谈我们应该怎样保护生物的多样性？ 。
⑷在下图空白处,画一个对比哺乳动物和鸟类因栖息地丧失而濒危和受到威胁原因的直方图。
