祈祈 使使 句：句： 祈使句表示要求、命祈使句表示要求、命令讓他人做某事，常令讓他人做某事，常以動詞原形開頭，出以動詞原形開頭，出于禮貌我們有時會在于禮貌我們有時會在句子開頭或句子末尾句子開頭或句子末尾加上加上please，祈使句，祈使句的否定形式就是直接的否定形式就是直接在動詞前面加上在動詞前面加上Dont，意為“不要意為“不要” 1、Please stand in line. Please listen to music. Please read a book. Please hold my hand. 2、Dont talk in the library. Dont go straight on . Dont eat food. Dont swim. Dont walk on the grass. Library librarian a library card rules Library rules 1、Please stand in line. 2、Dont talk in the library. 3 、 Please be quiet. Read the text and answer the questions. 1.When do they go to the library? 2.What does Simon find? 3.What are the library rules? At ten to five. He finds a book and a CD. 1) Dont talk in the Library. 2) Please be quiet. 3) Please stand in line. Dont play basketball Dont play toys Dont sleep Please read your book Dont drink water Read and write:（讀一讀，寫一寫讀一讀，寫一寫） be quiet run so fast do homework climb trees clean the classroom draw on the wall help your mum walk on the grass Please be quiet. Dont run so fast. Please do homework. Please clean the classroom. Please help your mum. Dont climb trees. Dont draw on the wall. Dont walk on the grass . Act the dialogue: A: Do you want to go to the library? B: Yes, I do. A: Now, lets go. B: Wow, there are lots of books. Librarian: Dont talk in the . Please be . A: I want a book. B: I want a CD. Librarian: Please stand in . B: Heres my . Librarian: Here you are. library quiet line library card Homework: 1.Write the new words and sentences three times. 2.Find more rules, and write them down.