咀嚼肌的运动神经发自（）
A.上颌神经
B.面神经
C.舌咽神经
D.舌下神经
E.下颌神经
参考答案：E
He went to Shanghai ___ September 3, 1991 and came back ___ a cold morning last year. [ ]
A. in; on
B. on; in
C. on; on
D. in; in
