问题补充:
When it was his turn to deliver his speech,,he walked towards the microphone.
A. nervously and embarrassingly
B. nervous and embarrassedly
C. nervously and embarrassing
D. nervous and embarrassed
答案:
A. nervously and embarrassingly
B. nervous and embarrassedly
C. nervously and embarrassing
D. nervous and embarrassed
解析:考察形容词用法。形容词nervous and embarrassed是对he的情况进行补充说明的。