Look!There are some old people ___(swim)in the sea.填空详解谢谢
问题描述:
Look!There are some old people ___(swim)in the sea.填空详解谢谢
答
swimming,看见某人正在做某事,用v+ing形式
Look!There are some old people ___(swim)in the sea.填空详解谢谢
swimming,看见某人正在做某事,用v+ing形式