题目内容
（请给出正确答案）
[主观题]
A． before B． after C． since D． when
A． before
B． after
C． since
D． when
查看答案
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A． before
B． after
C． since
D． when
如果结果不匹配，请 联系老师 获取答案
更多“A． before B． after C． since D．…”相关的问题
According to Krom, Egypt's Old Kingdom fell
A. immediately after a period of drought.
B. immediately after a period of flood.
C. just before a drought struck.
D. just before a flood struck.
A. sewn in modern surgery
B. they can perform. more complicated operations
C. the patient that in transplanted
D. before and after the operation
E. disease, deformities, or injuries by operations
F. the study of body structure
Surgeons differ form. physicians in that
The boys were promised a good future before they were taken abroad.
A．正确
B．错误
A. Right after eell phones were invented．
B. Before the number of eell phone users reached a critical mass．
C. When cell phone users totaled to a certain number．
D. When the number of cell phones decreased to a certain number．
What is implied in the second paragraph？
A. Young children’s biological clock has the same rhythm with that of the teenagers．
B. People after puberty begin to go to bed earlier due to the change of the biological clock．
C. Children before puberty tend to fall asleep earlier at night than adolescents．
D. Teenagers go to bed later than they used to due to the light from the computer screen．
