What is the real problem beween the two students?
A. They do not like each other.
B. They have different life styles.
C. They have a different sleeping schedule.
D. Neither intends to talk to the other about their problem.
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What might be the professor's advice to Cherry?
A. Go back earlier to her dorm and wait for her roomate.
B. Talk it over with her.
Clarify the misunderstandings due to cultural differences.
D. Try to adjust and adapt to each other's schedule.
在进行垫球时,应尽量把重心压低以便于更稳的接球。
A. 对
B. 错
在比赛中,正面双手垫球技术适用于接什么样的来球?
A. 接发球
B. 接扣球
C. 接传垫球
D. 以上皆可
10001110的反码是( )。
A. 11110001
B. 71h
C. 01110001
D. 10001111