看图写话。根据所给图片的提示,完成句子。
1. A: Where did the bird fly?

B: ________ ________ ________ the sky.
2. A: How many hours did Yang Liwei spend in space?

B: He ________ ________ ________ hours in space.
3. A: What did Helen learn to do?

B: She ________ ________ ________.
4. A: What did Tom do when he grew up?

B: He went round the world and ________ ________ ________.