In which year will China host the Winter Games?
A. 2020
B. 2021
C. 2022
D. 2023
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How many sizes for basketball officially?
A. 2
B. 3
C. 4
D. 5
Football field is also called_______.
A. Land
B. Surface
C. Lane
D. Pitch
The game goes, with the first team to score ___ points by a two-point margin awarded the set.
A. 15
B. 20
C. 25
D. 30
Two types of holding the racket.
A. Shakehand grip; waving grip
B. Shakehand grip; forking grip
C. Penhold grip; shakehand grip
D. Penhold grip; waving grip
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