However hard he tries the recorder. A. didn’t workB. won’t workC. isn’t workingD. hasn’t w

问题补充：

However hard he tries，the recorder.

A. didn’t work

B. won’t work

C. isn’t working

D. hasn’t worked

答案：

A. didn’t work

(答案→)B. won’t work

C. isn’t working

D. hasn’t worked

解析：考查will用法。句意：无论他多么努力尝试，这个录音机就不工作了。本题中的will表示的是一种倾向性，如The door won’t open.故B正确。