1. Unit 3 Using machines — Grammar 石家庄市职教中心 边逶

2. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework Let’s read. You and I Suggestions with let’s go shopping go to see a film go swimmingplay basketball

3. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 1. Complete the suggestions. Use let’s. 1) A: Oh, no! B: What's wrong? A: The new cash register's out of order. B: __________John. A: OK, What's the number? 2) A: __________the computer. B: OK. Press the on button. 3) A: How do l start the copier? B: l don't know __________ the directions. A: Good idea. Let’s call Let’s start Let’s read

4. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 2. Write suggestions with Let's.Use the words in the box. call the manager close the door start the computer open the door 1. Let's start the computer. 2._________________ 3.__________________ 4.__________________ Let’s call the manager. Let’s close the door. Let’s open the door.

5. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 3. Complete the sentences. Write the letter on the line. 1) Let’s start _________ 2) Let’s call __________ 3) Let’s read___________ 4) Let’s press_________ 5) Let’s ______________ 6) Let’s unplug__________ a. the off button. b. the microwave. c. close the lid. d. the lawn mower. e the directions in the book. f. the manager.. d f e a c b

6. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 4. Other ways to express suggestions: Why not sell your CDs? How / What about writing a letter to him? You shouldn’t play soccer in the street. You’d better buy a new one. Would you like a cup of coffee?

7. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework Commands: 1. Complete the sentences. Write the words in the box. Call open Press Turn 1) Start the coffee maker. _____ the on button. 2) Let's start the lawn mower. ______the key. 3) _____the manager. The phone number is 82014692. 4) Please _______the lid of the copier. Press Turn Call open

8. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework Commands: 2. Complete the sentences. Use words from the box. start call open Read Henri, The copier is out of order. Please ________the Zeron copier company. The number is in the telephone book. Please _______the door to the meeting room and please _____the coffee maker. _______the directions. Thank you, Tina 1 2 4 3 call open startRead

9. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework Commands: Negative commands Don‘t press the off button. Don't unplug the computer please. 3. Write negative commands. Choose a verb. Use Don't. 1.___________the lawn mower. 2.___________the copier, please. 3. Please________ the coffee maker. 4.____________the on button. 5.________the door of the microwave. start / open call / plug start / close start / press open / start Don’t start Don’t unplug don’t start Don’t press Don’t open

10. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 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。 祈使句（命令句）相关口令：

11. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 4. Do it yourself. Give directions to the office workers. e.g. ： Unplug the coffee maker. …

12. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework 5. Where do you see the warnings or suggestions. Keep off the grass. Please do not feed the animals. Sold out. No parking. Do not disturb.

13. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework I know let’s for suggestions commands: do / don’t I can use let’s and do / don’t.

14. Unit 3 Using machines — Grammar Suggestions Commands Check time Homework Can you make signs for people? Finish the exercises 7-8 on Page 156. KEEP OFF THE GRASS ! NO SPITTING! BE QUIET!DO NOT LITTER