单项选择。
—How old is she? —She is .[ ]
A. eleven
B. 51 kg
C. ten year old
答案：A
I think whoever makes____ contributions to the company than the others should get____income.
A．greater; a highest
B．more greater; a higher
C．greater; the highest
D．more greater; the higher
在临床上，颈椎病是指（）
A.颈椎管狭窄
B.颈椎管裂
C.颈椎突出
D.颈椎骨性关节炎
E.颈椎脱位
