WhenIwaswalkinginthestreet,Isawaplane
问题详情：
When I was walking in the street, I saw a plane ________ over my head.
A. flies B. flying C. flew D. to fly
【回答】
B
知识点：动词和动词短语
题型：选择题
问题详情：
When I was walking in the street, I saw a plane ________ over my head.
A. flies B. flying C. flew D. to fly
【回答】
B
知识点：动词和动词短语
题型：选择题
