题目内容

Many people are worried about the silicon chips because ______.

A. the new technology may introduce on people's privacy
B. they cannot get the implanted chips removed
C. the new laws about the technology might be abused
D. they are not assured of the effect of the chips

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When scientists describe dolphins' communicative skills, their tone is rather ______.

A. affirmative
B. negative
C. playful
D. speculative

Sean Darks, CEO of CityWatcher, said the chips were like identity cards. He said the only difference is that they are inserted inside the person's body. He added they are very different from Global Positioning Satellite technology, which allows people's location to be monitored. Mr. Darks insisted that they were not dangerous and even decided to have a chip implanted in his own body. However, many people are worded about the issue of privacy. Many believe the technology could be abused and that new laws will have to be made. Mr. Darks said his workers always choose to have the chips removed.
This passage is mainly about ______.

A. the test of a new security program
B. the increasing security of U.S. companies
C. a new central monitoring system
D. Global Positioning Satellite technology

【B2】

A. had become
B. may become
C. became
D. becomes

If you decide to take a flight to Hanoi, you might have to pay ______ altogether for the flight.

A. £335
B. £430
C. £395
D. £670

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