21. 她和她的同学们一起去的。She went with her classmates.　

20. 她和谁一起去的？Who did she go with?　

19. 她去了农场。She went to the farm.　

18. 上个周末她去了哪里？Where did she go last weekend?

17. My sister finished high school two weeks ago.我的姐姐两周前中学毕业了。

16. —Who visited her grandma？谁去看望了她的奶奶？—Becky did.贝姬去了。

15. —I did my homework./We went boating.我做了我的家庭作业。/我们去划船了。

14. --What did you do last weekend？上个周末你做了什么？

13. My dad told me later that snakes … can feel things moving. 后来我爸告诉我蛇……能够感到东西的震动。

12. …we saw a big snake sleeping near the fire.　 我们看见一条大蛇正在篝火附近睡觉。