两数相除，商与被除数相比[ ]
A．大
B．小
C．等于
D．A、B、C都可能
答案：D
I usually __________ a few words of greeting with my neighbour after breakfast.[ ]
A．tease
B．exchange
C．sponsor
D．appeal
婴儿开始会爬的正常月龄一般是（）
A.3个月
B.4个月
C.5个月
D.6～7个月
E.8～9个月
