题目内容

1.老师要求我们按时上交作业。

Teachers require us to ___________________ our homework on time.

2.约翰太粗心了,不能照看好他的宠物。

John is _________________ look after his pets well.

3.结果证明,谋杀案和那个工程师无关。

It turned out that the engineer _____________________the murder.

4.一天工作之后,他精疲力尽。

After a day’s work, he was _______________.

5.月球上的食物很可能会以药片的形式存在,而且味道没那么可口。

Food on the moon would most probably be _________________ pills and would not be tasty.

1.hand in 2.too careless to 3.had nothing to do with 4.tired out 5.in the form of 【解析】 1.require sb. to do sth.要求某人做某事,根据汉语提示可知,答案为hand in上交。 2.too…to…意思是“太……而不能……”,careless粗心大意,故...
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Since May 12, a computer virus named WannaCry has infected(感染)more than 300,000 computers in over 150 countries, according to Reuters.

WannaCry is spread by using a weakness in Microsoft’s Windows operating system. Once the virus gets into the computer, it locks all the papers and asks the user for money to unlock them. At first, it asks for $300, but if the user doesn’t send the money in 72 hours, the price doubled, Papers are locked forever if the user doesn’t pay in seven days.

The virus has brought bad results. For example, in the UK, the virus left the country’s National Health Service in a mess. Some hospitals had to cancel patient appointments(预约), reported The Telegraph. In China, the virus has hit thousands of computers, according to Qihoo 360. One of the most hard-hit groups in Qiu were university users. Many students’ graduation papers were locked. They felt nervous and frightened. Also many gas stations were seriously hit, and the payment system didn’t work.

WanaCry is the latest example of the cyber security(网络安全)problem. Matthew Hickey(who set up the security company Hacker House) said, “The attack is not surprising. It shows that many organizations do not use updates(更新)fast enough.” According to a survey, nearly half of the people said, “ We are not satisfied with the way software updates work.”

As China Daily wrote, “We can’t completely protect our computers against these kinds of viruses, as this cat and mouse game will continue forever. The best choice for most users is to take care online and always install(安装)software updates.”

1.If your papers are locked by WannaCry, how much do you need to pay to unlock them at first?

A. $ 150. B. $ 300. C. $ 450. D. $ 600.

2.According to the passage, the writer shows the bad results by ______.

A. giving reasons B. giving examples

C. comparing computers D. comparing number

3.From the last two paragraphs, we can know that _____.

A. Matthew Hickey thinks the attack on computers is very surprising

B. all the people are pleased with the way software update work

C. the computers can be completely protected against these viruses

D. we should take care online and update software fast enough

1.B 2.B 3.D 【解析】本文主要介绍了名叫WannaCry的病毒感染了许多国家用户的电脑。文中详细的介绍了它的解锁方式,带来的严重结果,及其用户中毒的原因等。 1.B 细节理解题。根据。it locks all the papers and asks the user for money to unlock them.At first,it asks for ...

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