24春国开电大春黑龙江广播电视大学理工英语1Unit 3 形考成绩单元自测3（10分）参考答案_1

Unit 3 形考成绩_单元自测3（10分）0

Unit 3 形考成绩_单元自测3（10分）0

国家开放大学作业答案

试卷总分:100 得分:100渝粤教育

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。国开搜题

1. --- ?Don’t forget to come to our party this weekend!

--- ?_____________________________

A. Not at all.

B. ?Sure. See you.

C. You are welcome.国开搜题

答案:

渝粤教育国开形成性考核答案

2.--- ?why not dine out together and go to the movies?

--- ?________________________________________

A. ?Thank you.

B. You deserve that.

C. Sounds like a good idea.

答案:

3.People who do not have wood must spend large amounts of money?________cooking fuel.

A. of

B. in

C. on

答案:

国家开放大学作业答案

4.?It is called solar cooker, a newly designed cooking device and there are many kinds of solar cookers?_______.

A. useful

B. convenient渝粤教育一网一平台答案

C. available

答案:

国开形成性考核答案

5.The bridge ______ two years ago.?渝粤教育

A. was built

B. is built一网一平台答案

C. built

答案:

6.二、阅读理解：阅读下面的短文，根据文章内容进行判断，正确为“T”，错误为“F”。一网一平台答案

Millions of people around the world cook their food over a smoky fire every day. It is often difficult to find wood for the fire. People who do not have wood must spend large amounts of money on cooking fuel. However, there is a much easier way to cook food using energy from the sun. Solar cookers, or ovens, have been used for centuries. ?

Solar ovens consist of a system of reflectors and a cooking pot. The rest is up to your imagination! Once you have collected or bought your solar oven, you can use it to prepare hot meals in the backyard, at a campground or wherever your heart desires.

Of all the ? inventions that could benefit humankind, a reliable solar cooker remains one of the most necessary. Countless people across the developing world still cook their food by burning wood or even cow dung, causing? breathing problems ?and severe pollution in some regions.

The searching for a practical solar cooker has gone on for decades and produced dozens of models. But none of them have caught on importantly ? for use in the developing world because they can’t store heat. Without the ability to store heat, a cooker cannot be used, for example, on cloudy days.

But now a group based at the? Norwegian University of Science and Technology ?(NTNU) is reporting a ? discovery ? in solar cookers. They say it will lead to the production of practical solar cookers within a year and a half and it can store enough heat during a sunny day to work for an entire additional day, even if it is cloudy. ?

People who do not have wood must spend small amounts of money on cooking fuel. There is a much easier way to cook food using energy from the sun. Solar cookers, or ovens, have not been used for centuries. Solar ovens consist of a system of reflectors and a cooking pot. Without the ability to store heat, a cooker can be used, for example, on cloudy days.国家开放大学作业答案

(1).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. T

B. F

答案:

(2).

A. T

B. F渝粤教育

答案:国家开放大学作业答案

(3).

A. T

B. F

答案:

(4).国开搜题

A. T国开形成性考核答案

B. F渝粤教育

答案:

(5).

A. T

B. F

答案: