—We’re supposed to be there at 6:00?— I know.A. As soon asB. As far asC. So long asD. As p

问题补充：

—We’re supposed to be there at 6:00?

— I know.

A. As soon as

B. As far as

C. So long as

D. As possible as

答案：

A. As soon as

B. As far as

C. So long as

D. As possible as

解析：本题的语意环境为：问话人对事情不太把握，用了疑问语气，答话人也是在阐述个人观点，as far as I know 据我所知。故选B。