15．他总是随身带着笔，以便有重要的事情就记下来。

   He always ______________________ so that he can write down the important things.

14．观众要等到演出结束才能离开。

   Audience _____________________________ the performance is over.

13．请把这幅中国地图挂起来好吗？

   ____________________________ put up this map of China?

12．开会迟到是不礼貌的。

   It’s not polite _____________________ the meeting.

根据短文内容，用方框中所给词的适当形式填空。

from,   train,   visit,   activity,   really,   have,   busy

A: Hello! What are you going to do this weekend?

B: Our family is going to 5__________ a picnic in the park.

A: Fantastic! Now it’s the right weather for outdoor 6__________.

B: Yes. What about you?

A: I will go to see my grandparents with my mum.

B: How often do you usually go to 7__________ them?

A: About twice a month. You know, I’m very 8__________ with my schoolwork and my grandparents live very far 9__________ my home, about two hours by car.

B: But you are lucky. My grandparents live even farther. It takes eight hours to go by 10______.

A: 11__________? Anyway, I hope you can enjoy yourselves.

B: Thank you!

根据中文意思完成句子。