鼻咽癌累及迷走神经可致（）。
A.面部麻木
B.眼球外展受限
C.视力障碍
D.声撕
E.伸舌偏斜
参考答案：D
____________ he ____________ football two days ago? [ ]
A Does, play
B Did, played
C Did, play
下列物质中既有离子键又有共价键的是
A．MgCl2
B．SiO2
C．H2O2
D．Na2O2
