息止颌间隙的大小为()
A.0.5~1.0mm
B.1.5~2.0mm
C.1.0~3.0mm
D.1.0~4.0mm
E.>4.0mm
参考答案:C
— Do you want to come with us?
— No, thank you. I’d rather ____.
A.not to
B.not
C.not doing
D.not to come
市场营销组合的基本内容包括产品、()、分销点和促销。
A.市场
B.价格
C.目标
D.服务