Unit 2 In the library第2单元 在图书馆点击上方的小喇叭即可收听音频跟读视频Story timeNew wordsCartoon time & Sound time & Rhyme timeUnit 2 In the library在图书馆Story time
上面benchn. 长椅past prep. 在另一边，到另一侧treasure n. 宝藏turning n. 转弯处traffic n.交通，来往车辆traffic lights n. 红绿灯should modal v. 应当，应该crossing n. 交叉路口corne
【例题】—I think Miss Gao must be in the library. She said she would go there. —No. She __be there， I have just been there. A.can’t B.mustn’t C.needn’t D.wouldn’t。
