根据《商标法》的有关规定,商标注册申请人获得商标专用权的起算时间是( )。
A. 核准注册之日
B. 提出申请之日
C. 首次使用商标之日
D. 公告之日
进行信息收集时应辨别真伪,去粗取细体现信息工作的( )原则
A. 时效性
B. 价值性
C. 针对性
D. 层次性
We didn't know his telephone number, otherwise we () him.
A. had telephoned
B. must have telephoned
C. would telephone
D. would have telephoned
The city's underground()more people than the buses.
A. brings
B. carries
C. sends
D. fetches