John not only learnt Chinese but also ______ (know) the difference between his culture and ours.

A. 9:10. B. No, it isn’t.
C. In the office. D. What’s wrong with you

A．我、珍妮和玛丽都很疲倦，无法在一次会议后再参加一次会议。
B．一个会议接着一个会议，不仅我厌烦，珍妮和玛丽也都厌烦。
C．除我以外，珍妮和玛丽先后参加了两次会议，觉得很劳累。
D．不仅我，还有珍妮和玛丽有开不完的会，搞得筋疲力尽。