The railway station was overflowing with people back home for the Spring Festival.A. to h

发布时间：2020-08-17 04:15:02

The railway station was overflowing with people      back home for the Spring Festival.
A. to head
B. heading
C. headed
D. head

网友回答

A. to head
(答案→)B. heading
C. headed
D. head
解析：句意：火车站挤满了回家过年的人们。head back 回去，作为动词短语，在此处的逻辑主语为people，逻辑上主谓关系，故用现在分词的形式来表达主动，故选B
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