_______(56)
A.get used to
B.used to
C.are used to
D.used

(27)
A.able
B.possible
C.probable
D.capable

(26)
A.creating
B.forming
C.improving
D.shaping

(25)
A.by
B.in
C.on
D.with

(23)
A.test
B.trial
C.experiment
D.probation

It is thought that many diseases caused by smoking cigarettes.
A.is thought
B.that
C.caused
D.smoking

(21)
A.reached
B.solved
C.passed
D.come

(11)
A.ruin
B.destruction
C.damage
D.hurt

(13)
A.For example
B.However
C.Therefore
D.In fact

(15)
A.benefit
B.wealth
C.treasure
D.fortune