Do what he or she tells you to do.

听从老师的教导。

Of course. Good luck. Have a good trip.

一定。祝你好运。旅途愉快！

Yes, of course. It's very easy.

那当然。煮它（豆腐）并不难。

Then see which plants grow higher, measure them with a ruler and write down your results.

过后看看哪种西红柿长得比较高，用尺子量量并记录下你的实验结果。

How long will it take you to complete the trip?

你旅行全程需要多长时间？

Perhaps in those days I was. Pierre and I did have a very good time at the ball. But that was the last moment of happiness in our lives. That night everything changed.

那时候，我也许是个漂亮姑娘。我和比尔在舞会上的确玩得很痛快。不过，那是我们一生中最后的幸福时刻。那天晚上一切都变了。