重大责任事故罪的主观方面表现为( )。
A．过失
B．主观故意
C．蓄意
D．侥幸
参考答案：A
He is a foreigner and he is not accustomed _______like that while he is tn China．
A．treating
B．to be treated
C．to being treated
D．to treat
利多卡因（含肾上腺素）行局部浸润麻醉，作用时间最长可达（）
A.80min
B.100min
C.120min
D.240min
E.360min
