单项选择题

These samples have to be()in certain kind of chemical water in order to protect them.

A. immersed
B. crisped
C. armored
D. arrayed

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The torch was()by a famous athlete at the opening of the sport meeting.

A. implement
B. deceive
C. exemplify
D. ignited
单项选择题
It is known to all that children in this region have strong to swimming in summer because of the hot weather.()

A. inclination
B. exposure
C. flux
D. correlation
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