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In communication, a smile is usually __________ strong sign of a friendly and _______ open attitude.
#9388
A
the; /
B
a; an
C
a; /
D
the; an
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It was ________ surprise that my first teacher, already 90, was still living and in ______good health.
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C
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—What a hot summer night! The temperature may be above 40 degrees Centigrade again.—Why not get ________　cold beer in the air-conditioned room, watching the second season of The Voice of China? That must be　________　great fun.
#8147
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