_______(27)




A.interested
B.concerned
C.worried
D.connected

Which of the following is the main topic of the passage?




A.Anteaters' serene character.
B.A general description of anteaters.
C.Anteaters' peculiar feeding preferences.
D.Specific leaps and dives of anteaters.

It can be inferred from the passage that anteaters ________ .




A.are usually harmless.
B.are rarely dormant.
C.can be exceptionally intelligent.
D.can be extraordinary persistent.

What explains the anteaters' distinguishing walk?




A.The length of their nails.
B.The size of their bones.
C.The length of their legs.
D.The sides of their feet.

A.extinguish
B.fortunate
C.technical
D.resident

To get the correct answer, add this column of figures and then divide ___ twelve.




A.of
B.with
C.by
D.from

In the high season, tourists ___ through the old town.




A.swarm
B.swelter
C.swim
D.swell

She applied for training as a pilot, but they turned her ___ because of her poor eyesight.




A.down
B.up
C.over
D.back

She had to hand in her notice ___ advance when she decided to leave the job.




A.with
B.from
C.in
D.to

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