2 . 请根据上下文内容，将文中划线部分译成汉语或英语。

I am worried about China’s car problems. More cars are now available, and     1     我们道路上的车子比以前更多了。There will be 140 million cars on our roads by the year 2020. That’s almost seven times the number of cars on our roads now. The increase in the number of new cars has already blocked roads.     2     Pollution is already a major problem and it will get much worse.     3     The sky is often a yellow-brown color in big cities. There are more road accidents in China than other countries.    4     Traffic problems and road accidents will get much worse in the future.

Cars can be very useful, but they also cause a lot of damage.     5    我认为人们在买车前有必要三思而后行。I also think more should be done about our country’s car problems.

4 . —Can’t you see I’m on the phone?
—Sorry to bother you, sir, but the matter is ______.

A．effective

B．major

C．urgent

D．scary

5 . 她的主要成就是发现了治疗疟疾的方法。
Her ________ ________ ________ ________ ________ a treatment for malaria.

9 . 根据句意，选择单词或短语并以其适当形式填空。

refer to, major in, in contact with, make up, along with, personally speaking, feel at home, on the other hand

1. As a writer, he draws inspiration from everything he reads and everyone he keeps ________.
2. That's what hospitality is all about: making people ________ when they are not.
3. I ________ architecture, and then I took some courses in       marketing at college.
4. ________, parents should encourage children more, helping them develop their confidence.
5. Little giant enterprises ________ outstanding high-tech small and medium-sized enterprises with high growth potential, advanced technology and strong market competitive power.
6. Since Maggie asked for three days' sick leave, she has to ________ her lessons.
7. I want to go to the party, but ________, I must prepare for the final examination.
8. She lost her job when the factory closed, ________ hundreds of others.