四年级下册英语课件-lesson 9 be careful ｜接力版 (共17张ppt).ppt
课件17张PPT。Be careful！Lesson 9Don’t drink it !Don’t touch this!Don’t be afraid!Let’s talk!Jenny. Please keep the school building clean. JennyOk. Don’t drink it？Why ? Because it is too dirty.Don’t touch it？Why ? Because it is too hot.Don’t let people enter your house when your parents are not at home？W...