一、单词拼写与运用
根据所给首字母或汉语提示完成句子。
1. We should be (感激的) to the firefighters for their hard work during the wildfire.
2. It is important to have basic (知识) about what to do in an earthquake.
3. After studying, it's helpful to (复习) the key points to remember them better.
4. A (突然的) landslide blocked the road and trapped several cars.
5. He was (不幸的) to lose his home in the flood.
6. The w natural disaster I have ever experienced was a terrible typhoon.
7. The man didn't r to help and joined the rescue team.
8. The coastal security g noticed unusual wave movements and warned tourists of the coming tsunami.
9. Many v worked day and night to help people after the earthquake.
10. After the sudden earthquake, many houses fell down and the situation was t serious.

一、1. thankful 2. knowledge 3. review 4. sudden 5. unlucky 6. worst 7. refuse 8. guard 9. volunteers 10. terribly

二、词汇运用
用所给单词的适当形式填空。
1. Some people were swimming in the sea, and some (relax) on the beach.
2. It is important (stay) calm when an earthquake happens.
3. By the time the flood (arrive), most villagers had already left.
4. You should stay inside instead of (go) outside during a thunderstorm.
5. A rescue dog (call) Lucky helped find three missing people after the landslide.
6. The little boy was too (scare) to speak when he saw the big waves of the tsunami.
7. It is very hard to fight the fires, but the rescue workers refused (give) up.
8. While we (clean) the classroom, the strong wind suddenly started blowing.
9. Thanks to her knowledge and quick (think), nobody was hurt.
10. After the snowstorm, people tried to avoid (go) out.

二、1. were relaxing 2. to stay 3. arrived 4. going 5. called 6. scared 7. to give 8. were cleaning 9. thinking 10. going