Question

-- ____ __ have you been at this factory?
-- Since 2000.

A．How long

B．How much

C．How often

D．How soon

Answer 1

A

本题考查特殊疑问词。How long多长时间；How much多少；How often对频率提问；How soon多久。句意：----你在那家工厂已经呆了多久？----自2000年以来。