与乙肝病人共用牙刷和剃刀不会感染上乙肝。[ ]
×
______ I do my homework first? No, you ______ do it after supper. [ ]
A. Must, can
B. Can, are
C. Must, must
D. Can, must
正中神经的绝对支配区是（）
A.拇指远节
B.示指远节
C.示、中指远节
D.环指远节
E.小指远节
