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.
查看答案
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
98模100的补码是( )。
A. 1
B. 2
C. 3
D. 0