Which one of the following is NOT an important quality of the catfish slime?
A.It produces mold.
B.It fights bacteria.
C.It stops bleeding.
D.It prohibits inflammation.

The word “therapeutic" in paragraph 1 is closest in meaning to_____
A.psychological
B.physiological
C.traditional
D.medicinal

The word “eliminates” in paragraph 2 is closest in meaning to_______
A.excretes
B.disposes of
C.kills off
D.cleanses

According to the passage,_____.
A.sugar kills unhealthy cells
B.bacteria feed on sugar
C.sugar promotes healing
D.glass is formed from sugar

This passage is mainly about_____
A.antibiotics in the field of medicine
B.the validity of folk remedies and their use for advances in modern medicine
C.using folk medicines in place of modern medicines
D.isolating antibiotics in cheese, sugar, and slime

_______(50)
A.last
B.stand
C.remain
D.go

_________(48)
A.natural
B.real
C.living
D.genuine

________(46)
A.result
B.product
C.development
D.reaction

________(44)
A.sooner
B.rather
C.either
D.neither

_________(43)
A.lone
B.individual
C.lonely
D.alone