一、用所给单词的适当形式填空。
1. He couldn't ____ before. Now he loves ____. (ice - skate)
2. It took her an hour ____ (clean) her room yesterday.
3. Tom was thirsty and he ____ (drink) some water.
4. I often go ____ (cycle) with Lucy in the morning.

1. ice-skate; to ice-skate/ice-skating
2. to clean 3. drank 4. cycling

二、按要求完成下列各题。
1. how that do you know (?)(连词成句)
______
2. me tell about gym your (.)(连词成句)
______
3. Could you see any stars last night? (按实际情况回答问题)
______
4. Were there any tall buildings in your school ten years ago? (按实际情况回答问题)
______

1. How do you know that?
2. Tell me about your gym.
3. Yes, I could. / No, I couldn't.
4. Yes, there were. / No, there weren't.

三、阅读短文,选择正确的答案。
When did people start to use fire? No one knows, but we know it was a long time ago. At first, people only ate raw(生的) meat. When they started to use fire, they began to cook meat. Cooking meat on a fire made it delicious, healthy and safe, so people became stronger. Long long ago, people lived in the cold and wet caves. A good fire could make them warm and dry. Fire is great, but it's also very dangerous.

Don't play with fire and when you see a fire, tell an adult(成年人).
()1. When did people start to use fire?
A. 200 years ago. B. 100 years ago. C. A long time ago.
()2. At first, people ate ____.
A. meat balls B. raw meat C. safe food
()3. When they started to use fire, they cooked meat ____.
A. on a fire B. in a kitchen C. in a hot pot
()4. Long long ago, people lived in the ____ caves.
A. cold and wet B. cold and dry C. warm and dry

1. C 2. B 3. A 4. A