There are some birds in the sky.A. flying B. to fly C. flewD. are flying——青夏教育精英家教网——

题目内容

There are some birds _____ in the sky.

A. flying
B. to fly
C. flew
D. are flying

试题答案

A

相关题目

There are some birds _____ in the sky.

A. flying
B. to fly
C. flew
D. are flying

查看习题详情和答案>>