21.The well?equipped swimming pool is the favorite____ of the boys in summer.
A.residence
B.site
C.haunt
D.hotel
22.Don’t mention the failure in Mary’s ____or she will go crazy.
A.distance
B.hearing
C.range
D.neighborhood
23.The professor had to explain the profound theory in a/an ____language because of the audience’s poor knowledge in this field.
A.luminous
B.abstract
C.dull
D.theoretical
24.The Forbidden City, known as the former ____palace, is still kept intact at the center of the metropolis.
A.emperor
B.imperial
C.feudal
D.ancient
25.The driver no longer____ himself in drinking after experiencing that accident.
A.indulged
B.devoted
C.immersed
D.induced
26.Since the complex moved away, this town has only a ____ of its former population.
A.remain
B.remainder
C.majority
D.remnant
27.Malnutrition(营养不良) and hard work____ her health and she looked thin and pale.
A.promoted
B.impaired
C.accelerated
D.smashed
28.Some people like to____ the old systems and traditions; others like to preserve them.
A.innovate
B.persist
C.insist
D.adhere
29.He gave us ____ consent to take the apples for he smiled when he saw us do it.
A.explicit
B.implicit
C.ambiguous
D.negative
30.I expected her to do well in the final examination, but she has been?____? by her illness.
A.caught
B.fascinated
C.discouraged
D.handicapped