第一節(jié) 完形填空(共10小題;每小題2分,滿分20分)
閱讀下面短文,掌握其大意,然后從21~30各題所給的A、B、C和D項中,選出最佳選項,并在答題卡上將該項涂黑。
I am discovering that many people want, above all else, to live life fully. But sometimes the past prohibits our living and enjoying life to the utmost in the present.
A school teacher 21 his room a few minutes early and 22 a mealworm laboriously crawling along the floor. It had somehow been 23 . The back part of the worm was dead and dried up, but still attached to the 24 living part by just a thin thread.