海洋生态系统 4. 食物链的顶端题目和参考答案——青夏教育精英家教网—

题目内容

3. 海洋生态系统 _________________

4. 食物链的顶端____________________

3. the ocean's ecosystem

4. at the top of the food chain

练习册系列答案

蓝博士暑假作业甘肃少年儿童出版社系列答案

相关题目

1. 赶到；露面______________________

2. 熬夜 ___________________________

1. 一Please turn off the radio. My grandma ___________(sleep).

—0K， I'll do it right now.

假定你叫张华，最近从报纸上得知美国某公司将在你的家乡建一座工厂，请给该公司写一封电子邮件。要点如下：

1. 表示欢迎：有利于家乡发展等；

2. 感到担忧：可能会造成环境污染；

3. 希望了解有关环境保护的措施及更多信息。

注意：1.词数80〜：L00;

2. 请不要逐句翻译，可适当发挥以使行文连贯；

3. 邮件的开头和结尾已为你写好，不计人总词数。Dear Sir or Madam?

I am a middle school student. ___________________

I'm looking forward to hearing from you.

Yours faithfully, Zhang Hua

5. By the end of last week, they _____________ (plant) thousands of trees.

( )3. Everyone in the small town_________ cleaning up their beautiful home.

A. are playing a part

B. is playing a part in

C. play a part in

D. plays a part

(2) In the _______ _ 20 to 30 years, we have changed a lot.

A. past B. pass

C. passed D. passing

( )1. He______ to go back to England. He won't live here_______ .

A. have; any longer B. has; no longer

C. have; any more D. has; any longer

( )5. They didn't agree with________ . So I became angry.

A. what do I say B. what I say

C. what did I say D. what I said

试题分类