Volleyball is a ______sport.
A. single
B. team
C. men's
D. women's
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It has been a part of the official program of the Summer Olympic Games since_____.
A. Los Angeles,1984
Beijing,2008
C. Tokyo,1964
D. Londo,2012
Which position is the soul of one team?
A. setter
B. hitter
C. libero
D. specialist
A line 3 m from and parallel to the net is considered the "_______"(进攻线)
A. front line
B. back line
C. middle line
D. attact line
The diameter of the ping-pong ball is ___.
A. 38mm
B. 40mm
C. 40+mm
D. 41mm