颌下腺的内下方为
A.舌下神经
B.颌下淋巴结
C.舌动脉
D.舌神经
E.舌下腺
参考答案:A
It is so cold in the room. Would you mind me _____ the door? [ ]
A. close
B. to close
C. closing
D. closed
运用主要矛盾和矛盾主要方面原理在方法论上应坚持()
A、均衡论
B、一点论
C、重点论
D、二元论