The advantage of harnessing the power of the tides and of sunlight to generate electricity is that they ___.




A.do not pollute the environment
B.are more reliable
C.are more adaptable
D.do not require attention

The main forms of power used to generate electricity in Australia are ___.




A.atomic power and water
B.water and coal
C.sunlight and wind power
D.wind and gas

With which of the following statements would the author most probably agree?




A.Noise is not a serious problem today.
B.Noise is America’s number one problem.
C.Noise is an unavoidable problem in an industrial society.
D.Noise is complex problem.

The word congested in paragraph 1 could best be replaced by ___.




A.hazardous
B.polluted
C.crowded
D.rushed

A.choose
B.take
C.select
D.decide

What is the topic of the passage?




A.The effect of information technology on education.
B.students don’t have to go to school any more.
C.Computer software will make sure students learn at home.
D.Students can know about their weak aspects to focus.

A.afterwards
B.demonstrate
C.dynamic
D.survey

A.failed
B.reached
C.absorbed
D.solved

I remember them taking me to a well-known theatre in the city.




A.I remember being taken to a well-known theatre in the city.
B.I remember to take to a well-known theatre in the city.
C.I remember taking to a well-known theatre in the city.
D.I remember to be taken to a well-known theatre in the city.

After many years of hard working, he retired.




A.After he has been working hard for many years, he retired.
B.After he had worked hard since many years, he retired.
C.After he had worked hard for many years, he retired.
D.After he has worked hard for many years, he retired.