John was driving home., He was reading a book in the library., I was walking my dog in the park., My dad was cooking dinner., They were studying for a test., The birds were flying in the sky., The students were playing at lunchtime., She wasn't singing loudly., He wasn't listening to music., They weren't playing at lunchtime., I wasn't dancing with my friends., He wasn't writing in his journal., I wasn't swimming yesterday., What were you doing yesterday?, Kelly was running in the park., Anh was drawing a picture.,

Grammar practice

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？