she was ___(serve)in the kithen when i went home 括号里填啥
问题描述:
she was ___(serve)in the kithen when i went home 括号里填啥
答
served
答
你好!
填上serving表示当我回家的时候,她正在厨房做饭
答
serving 用过去进行时,结构:was/ were + doing