She _____ swimming., is, isn't, are, He _____ singing., am, is, aren't, They _____ swimming., is, are, am, She _____ swimming., is, isn't, aren't, He _____ playing tennis., are, is, isn't, He _____ playing football., is, aren't, are, It _____ flying., am, is, isn't, It _____ running., aren't, isn't, is, They _____ sleeping., isn't, are, aren't, They _____ swimming., are, am, is, She _____ running., aren't, is, isn't, He _____ dancing., am, isn't, is, They _____ reading., aren't, is, are, She _____ playing., is, isn't, am, You _____ working, are, is, aren't, You _____ working, are, is, aren't.

Present Continuous 3

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

)
恢复自动保存：？