题目内容

【题目】—I saw Mr. While in his office just now.

—No, it ______be him. He has _____Beijing and will come back next Friday.

A. mustn’t; gone to B. mustn’t; been to

C. can’t ; been to D. can’t ; gone to

【答案】D

【解析】句意:-我刚才在办公室看到了While先生。-不,不可能是他。他已经去了北京,并将于下周五回来。表达“不可能”的推测,用can’t,不能与mustn’t(禁止),have/has gone to意为“到某地去”,说话时该人不在现场,have/has been to意为“曾经去过某地”,这里是说While先生已经去北京了,还没回来,故选D。

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【题目】Don’t be surprised if you see a car going down the road without a driver in Beijing these days.In March, 2018, baidu was given a license to test its self-driving cars in Beijing, China Daily reported.

Self-driving cars have been in development since 2010, when google announced that it was making such cars. Since then, companies like Tesla, Uber and Baidu have been working to produce and test their own self-driving cars.

self-driving cars are expected to change the way we get around. They are safer and more environmentally friendly than regular cars. They can remove the stress(压力) of driving and allow disabled or blind people to get around mroe easily.

But self-driving cars have their own disadvantages as well. In one test, researchers pointed a laser pointer(激光棒) at the car’s sensors(感应器) while it was moving. The car mistakenly thought that the laser beam(波束) was in its way and slowed down or changed directions.

The software(软件) that is used to direct the cars may not be safe enough. Reported Live science. Sometimes, without any reasons,it may break down when we use our computers or smartphones. If the software in a self-driving car happened to crash. The results could be deadly.Maybe improvements to the software could solve this problem.

1when did Baidu get a testing license of its self-driving cars in Beijing

A. In february, 2018 B. in march,2018 C. in april,2018 D. in may, 2018

2which company has firstly developed self-driving cars since 2010.

A. Google B. tesla C. Uber D. baidu.

3the moving car may _____. if a laser beam is in its way.

A. Stop itself B. hit others C. slow down D. move on

4the underlined word “crash” in paragraph 5 probably means___.

A. 奔溃 B. 碰撞 C. 暴跌 D. 坠毁

5this passage may come from ____

A. A story book B. a travel guide

C. a sports newspaper D. a science magazine.

【题目】阅读下面短文,根据短文内容,从下面方框中的A-E选项中,选择适当的选项补全短文。

As we know, there are differences between Western culture and Chinese culture.1. Let’s look at some words about animals and plants. Most expressions in Chinese about the dog, for example, “a homeless dog”, “a mad dog”, “a running dog” and “a dog catching a mouse”, have bad meanings.2. In English, people use the dog to describe good actions. For example, “you are a lucky dog” means you are a lucky person. And “every dog has its day” means each person has good luck sometimes. To describe a person’s serious illness, they say “sick as a dog”. The word “dog-tired” means very tired.3. But in Western culture, “cat” is often used to describe a woman who is unkind. There are many other examples of how “cat” is used differently as well.

4. People think the rose stands for love, peace, courage and friendship. And the rose is the national flower of England, America and many other countries.

5. We can learn about many differences in cultures by comparing how some words are used.

A. However, Chinese love cats very much.

B. The words about plants and animals are used in good or bad ways in different cultures.

C. We can see differences when we pay attention to the way words are used.

D. The rose is regarded as a symbol of love in both China and some Western countries.

E. But in Western countries, dogs are considered to be honest and good friends of humans

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