首字母练习4️⃣

Topic: Global Warming

难度等级：（对应校内6-7年级）

建议完成时间：4分钟

  It’s back-to-school time. B____1____ for students on one Russian island , it’s not e____2____ to go back. 

  In the last few months, about 52 polar bears have “visited” the island in northern Russia, The Telegraph reported. The bears are b____3____ into homes and office buildings. They sometimes even h____4____ people.  These bears come to the island because of climate c____5____. The weather there is becoming w____6____. The ice on the sea is turning into water. The polar bears are losing their homes and have to come to the island for f____7____. 

  People on the island are working in teams to look out for the polar bears. They are also using noise-making machines to keep the bears a____8____. Sometimes they even use rubber bullets , CNN reported.

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上期答案：

1. spaces

2. covers

3. publishes

4. slowing

5. release

6. other

7. faster

8. from

9. However

10. speed