24春国开电大湖南广播电视大学理工英语4unit7 形考成绩单元自测7（10分）参考答案

unit7 形考成绩_单元自测7（10分）0

unit7 形考成绩_单元自测7（10分）0

试卷总分:100 得分:100

一、选择填空：阅读下面的对话或句子，从A、B、C三个选项中选出一个能填入空白处的最佳选项。渝粤教育

1. — So how can we buy safe food?

—? ????????????????????? .

A. The higher the price, the safer the food

B. We can plant vegetables and fruits by ourselves

C. When we choose food, we must remember to check its tag, confirming whether the basic information is marked on it

答案:

渝粤搜题

2.—?What is U.S’s?experience?in food safety management?

渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

—? ????????????????????? .

A. U.S. do better in this point渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

B. They are improving the legal system all the time and very strict in law enforcement

C. Some illegal traders care about nothing but making money

答案:国开搜题

3.— What would you like to have for breakfast?渝粤教育国开搜题

渝粤题库

—? ????????????????????? .?Would you like to have a taste?

A. Twisted cruller, I bought it this morning

B. I already had my breakfast一网一平台答案

C. Breakfast is the most important?meal of the day

答案:

4.I am really ?????? by fresh ingredients, intricate cooking and diverse traditions of Chinese food.

A. fascinated

B. fabricate渝粤题库

C. fancy

答案:

5.The problem is uneven distribution,? ?????? 870 million suffering from hunger.

A. left渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

B. to leave

C. leaving

答案:

6.二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。

（教材课文原文）

2050, the world's population to rise to 9 billion from just over 7 billion currently. Proponents of genetically modified foods say they are safe and can boost harvests in bad conditions by protecting against pests, weeds and drought. This, they argue, will be essential to meeting the needs of a booming population in decades to come and avoiding starvation.

渝粤教育

Doug Gurian-Sherman, senior scientist for the food and environment program at the Union of Concerned Scientists, an advocacy group, said genetic engineering for insect resistance has provided only a modest increase in yields since the 1990s and drought-resistant strains have only reduced losses from drought.

(1).

A. By

B. In

C. Until

答案:渝粤教育

(2).

A. projected渝粤教育国开搜题

B. is projected

C. has been projected

答案:

(3).

A. even though

B. even国家开放大学作业答案渝粤题库

C. though

答案:

(4).一网一平台答案

A. Furthermore

B. Moreover

C. However

答案:国家开放大学作业答案

(5).国开搜题

A. modestly

B. modest

C. moderate

答案: