巧记口诀
祈使句无主语，主语you常省去； 动词原形谓语当，句首加don't否定变； 朗读应当用降调，句末常标感叹号。
热身练习
将下列汉语翻译成英语。 1. 请照看好您的包。 ___________________. 2. 让我们去学校吧! ___________________! 3. 亲爱的，高兴点儿! ___________________! 4. 不要把书放这儿。 ___________________. 5. 不要让猫进来。
___________________.
拓展训练
一、单项选择。
1. It s a fine day. Let s go fishing, ____? A. won t we
B. will you
C. don t we
D. shall we
2. Don t smoke in the meeting-room, ____? A. do you B. will you C. can you D. could you 3. ---Don t forget to come to my birthday party tomorrow. ---I ____.
A. don t B. won t C. can t D. haven t 4. ____ down the radio. The baby s asleep in the next room. A. Turning B. To turn C. Turned 5. Lucy, ____ the door or someone will come in. A. close
B. closes
C. not close
二、用括号内所给动词的适当形式填空。
1. It s an important meeting. __________ (not, be )late.
2. ____________ (not, make) any noise! Your mother is sleeping.
3. ____________ (not, speak) with your mouth full of food and ____________ (be) polite. 4. ____________ ( not, talk) and ____________ (read) aloud. 5. ____________ (not, leave) your homework for tomorrow, Larry. 6. ____________ (look) out! A car is coming.
D. Turn
D. is closing