2020_2021学年八年级英语下册Unit4TheInternetConnectsUsLesson20AComputerHelps课时作业新版冀教版20210617163

Lesson 20　A Computer Helps!Ⅰ.根据句意及首字母提示补全单词1．I left my k________ at home. I can't open the door.2．W