However, the eruption itself is really exciting and I shall never forget my first sight of one.
A. to watch
B. to be watched
C. watched
D. watching
网友回答
(答案→)A. to watch
B. to be watched
C. watched
D. watching
解析：考查不定式用法。当形容词是表示主语的性格特征的词的时候，使用不定式的主动形式。句意：然而，火山爆发看起来真的很让人兴奋，我永远都不会忘记我所看见的那一幕。