The word they in the last paragraph refers to ___.
A.harmful effects
B.the tides
C.scientists
D.new ways

The best title for this passage could be ___.
A.Types of Power Plants
B.Electricity: Harmful Effects on Our Life
C.How to Produce Electricity
D.Why Electricity Is So Remarkable

Team work or pair work is a good way to ___ student talking time.
A.minimize
B.maximize
C.rise
D.grow

Six novels a year, you say? He’s certainly a ___ writer.
A.fruitful
B.fertile
C.virile
D.prolific

I’ll show you around the city when you ___ to visit me.
A.are coming
B.come
C.will come
D.will be coming

Time ___ time she was warned of the consequences of her actions.
A.and
B.after
C.until
D.in

You all look tired. Let’s ___ a rest.
A.have
B.get
C.take
D.Both A and C

Had she worked harder last summer, she ___.
A.wouldn’t have been sacked
B.wouldn’t have sacked
C.wouldn’t sack
D.wouldn’t be sacked

He never expected his prophecy to be ___.
A.achieved
B.accomplished
C.realized
D.fulfilled

According to the passage, what is noise?
A.Unwanted sound.
B.A byproduct of technology.
C.Physical and psychological harm.
D.Congestion.