2 . 旧公交车是造成城市污染的主要原因之一。(contributor)(汉译英)

3 . He was in a receiving line at a ________ dinner honoring him for his nonprofit work.

A．fancy

B．major

C．senior

D．available

4 . The park is intended for children ________ sand amusement.

A．roasting

B．wresting

C．featuring

D．majoring

6 . In fiction, m______(主要的) characters are central to the plot and are generally complex. (根据中英文提示填空)

8 . 人们认为广告在竞争激烈的商界起重要作用。
Advertising ________in the competitive business world.

9 . Fill in the blanks with the words or phrases from the box below. Change the form where necessary.

source        confirm        suffer               major        characteristic charge        lower            pressure            extra          work out

1. Some banks _________if you access your account to determine your balance.
如果你进入自己的账户查看余额，有些银行要收费。
2. What is their main ________of income?   
他们的主要收入来源是什么?
3. It took me some time to ________what was causing this.
它花了我一些时间，找到导致这种状况的原因。
4. Tom ________himself into the black leather chair.
汤姆缓缓地在黑皮椅里坐下。
5. The________ of his fingers had relaxed.
他手指的压力已经减弱了。
6. He ________terribly the last few days.
他过去的几天痛苦不堪。
7. You make the reservation, and I’ll________ it in writing.
你先预定，我再以书面形式确认。
8. The main________ of the strike has been its longevity.
这次罢工的主要特点是持续时间长。
9. Drug abuse has long been a ________problem for the authorities there.
毒品滥用长期以来一直是那里的当局的一大难题。
10. There’s an ________blanket in the bottom drawer of the cupboard.
衣橱的底柜有一条备用毯。