ExercisesContentsDownloadsUNIT 1: COMMON THINGS 常见物品Question 1 / 20可以返回上一题修改答案,完成全部题目后查看解析VOCABULARY · A1 Exercise 1 · Exercise 1Complete the exercise.A _____ is a bag that you carry on your back.AcarBbackpackCshoesDcomputerETVFmobile phoneGumbrellaHbookIhouseJwallet← 上一题保存并进入下一题 →