The police put up b　　　　 to control the crowd.警察設(shè)置障礙物,借以控制人群。

I don’t understand what you are talking about, would you ____ a little ?

A explain you B express you C explain yourself D express yourself

We must find a dictionary. ____ will do.

A. Some 　 B. Any　　 C. Every 　 D. Each

In October, the price of the ________ to Mount Tai has risen by 50 yuan.

　A. permission　　　 B. admission　　　　 C. introduction　 D. instruction

Tom’s mother always told him not to smoke again, but _____ didn’t help.

A. he                                                        B. it

C. which                                                  D. as

為慶祝6月5日“世界環(huán)境保護(hù)日”，某英文報社將舉行一次英文作文競賽，呼吁人們保護(hù)環(huán)境，提出有效的保護(hù)措施。請以下面的內(nèi)容為參考，寫一篇文章投稿。

1. 不要亂扔垃圾，應(yīng)該保持環(huán)境清潔；

3. 植樹造林，保護(hù)環(huán)境；

4. 保護(hù)海洋，禁止過度捕魚；

5. 充分利用自然資源。

注意：1. 詞數(shù)：120詞左右；

2. 可適當(dāng)發(fā)揮，但不要逐句翻譯。

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Do you know the _________ of the saying I just quoted?
A. resource      B. source      C. course      D. cause

How much is produced____________ how hard we work.

Large quantities ofinformafion，as well as methnely help，　　 since the organization was built．

A has offered　　　　 　　　B．had been omred

C．have been offered　 　　　D．is offered

______, it looked like a simple accident, but later the police became suspicious(懷疑).

A. At the first sight B. Within sightC. At first sight　 D. In the sight