只供给外耳血液的动脉是()。
A.耳后动脉
B.上颌动脉
C.颞浅动脉
D.脑膜中动脉
E.小脑前下动脉
参考答案:C
.
To our surprise, that top student in our class failed _________a scholarship.
A.obtain
B.obtaining
C.to obtain
D.obtained
善治上半身风寒湿痹的药物是()
A.羌活
B.独活
C.防风
D.防己
E.白芷