简单祈使句的学习,Guessing Game,Keep slience! Be quiet!,Guessing Game,Dont smoke! No smoking!,Guessing Game,Dont play football!,Guessing Game,No parking！,Guessing Game,Dont eat!,Guessing Game,Dont pick the flowers!,祈使句 : 是表示请求、命令、建议等句子， 通常说话的对象是第二人称you, you常被省略。,定义,Read and observe(观察),Be quiet！,Be careful!,Be clean!,Keep slience!,Stand up!,Come in!,祈使句的句型： Be + 形容词！ 动词原形 + 其他！,变否定,直接把Dont 放到句首！,Dont be late! Dont smoke!,Be ! Its dangerous. Dont the tree. Dont the wire. Its dangerous. Its dangerous. Dont run ! Dont . Its dangerous.,climb, careful, play with fire, touch , downstairs,Be careful ! Its dangerous. Dont climb the tree. Dont touch the wire.(电线) Dont run downstairs ! Dont play with fire . Its dangerous.,climb, careful, play with fire, touch , downstairs,Be careful, be careful. Dont run downstairs. Its dangerous. Dont climb the window. Its dangerous. Dont play with fire. Its dangerous. Be careful, be careful.,Thank you!,