根据所给首字母或者汉语提示完成单词。

1. At the beginning of this term, our teacher asked us to write down our new term's r_________.

2. It's important for a student to learn a f_________ language well.

3. I know the l__________. She is polite and kind to others.

4.  —Are you going to be an e_________ ?

     —Yes. So I must study math really hard.

5.  Guilin is very beautiful, I want to t __________ to that city.

6.  I'm going to visit the art __________ . (展览)

7.  The boy likes planes very much and he wants to be a __________(飞行员) in the future.

8. Jim's _________ (梦想) is to be a famous reporter for magazines.

9.  Mary got her first ____________ (兼职的) job when she was in high school.

10. Nowadays, we can c___________ (交流) with people around the world by Internet.

如图所示，放在水平桌面上的瓶子，内盛部分饮料，瓶口用塞子塞紧，倒过来时，液体对瓶塞的压强比原来对瓶底的压强 _________ ，原因是 _________ ；瓶子对桌面的压强变 _________ ，原因是 _________ ．