_________(45)
A.some
B.other
C.another
D.main

_________(48)
A.reading
B.speaking
C.listening
D.writing

_________(50)
A.total
B.final
C.whole
D.all

All of the following statements can be inferred from the text EXCEPT
A.We need more and more water.
B.The population of the world is increasing every year.
C.Most of the world’s water is locked in glaciers and icecaps.
D.Factories also need more water

Which of the following is NOT true about the world’s water?
A.The vast majority of the world’s water is ocean (or salty) water.
B.Ocean water is salty enough to be used for drinking, farming, and manufacturing.
C.Most fresh water is locked in glaciers and icecaps.
D.The percentage of fresh water is very small.

What can be inferred about water?
A.The amount of water on earth is always the same.
B.Water will probably be exhausted.
C.Water can be used once only.
D.Most of the water we use is not rain water.

It can be inferred from the text that ______
A.no region in the world suffers from a lack of fresh water.
B.rain does not fall equally everywhere on earth.
C.the world has plenty of fresh water in comparison with salty water.
D.a region that usually gets enough rain hardly ever has a dry spell.

the word “they” refers to
A.slices of reality
B.similar textbooks
C.boundaries
D.seats

The passage is organized by
A.listing and discussing several educational problems
B.contrasting the meanings of two related words
C.narrating a story about excellent teachers
D.giving examples of different kinds of schools

From 1905 to 1920, American novelist Edith Wharton was at the height of her writing career, publishing of her three most famous novels.
A.From
B.was
C.of her
D.most