二、按要求完成单词。
1. resource → (中文)
2. poster → (中文)
3. pollute → (中文)
4. 回收利用 → (英文)
5. 成功地 → (英文)
6. beat → (过去式)
7. warn → (名词)
8. clean → (反义词)
9. lucky → (副词)
10. badly → (比较级)

1. 资源 2. 海报 3. 污染
4. recycle 5. successfully 6. beat
7. warning 8. unclean 9. luckily
10. worse

三、根据汉语提示写单词,使句子意思完整。
1. If you break the environmental rules, you will be (惩罚).
2. Grandpa couldn't stand the noise from buses and (卡车) on the road, so he went back to live in the countryside.
3. It's so foggy that I can (几乎不) see the road.
4. —My mother prefers reading paper books.
—She should try (电子的) ones. They're much more convenient.
5. Nature is our greatest treasure. It's important to protect it (明智地).

1. fined 2. trucks 3. hardly
4. electronic 5. wisely

四、从方框中选出恰当的单词，并用其正确形式填空，使句子意思完整。
memory sudden we benefit safe
1. Natural disasters are part of daily life and being prepared can us a lot.
2. Our country set 12th May as National Disaster Prevention and Mitigation Day in 2009, in of 2008 Wenchuan earthquake.
3. Our school often holds activities to teach us how to protect during disasters.
4. It's necessary to learn to leave buildings during the earthquake.
5. Disasters remind us to respect nature and get prepared for dangers.

1. benefit 2. memory 3. ourselves
4. safely 5. sudden