David is as _____ as Jack. [ ]
A. care
B. careful
C. more careful
D. the most careful
答案:B
站在物流企业的角度,我们能为顾客提供什么服务就提供什么服务,即市场营销观念。
— I think he lives _____ No.386 West St.
— Are you sure _____ that? You'd better make sure. [ ]
A. at, /
B. in, of
C. in, about
D. at, of