Question

—_______ did the meeting last?    —For two hours.

A．How often

B．when

C．How long

D．How soon

Answer 1

C

考查连词，How often多久一次，表示频率，when当什么时候，How long多长时间，How soon多久，表示将来，根据答语内容—For two hours，可知答案为how long选C。