中职英语职业模块 unit04.ppt

Unit 4 Safety at Work Read and choose Read Text B and choose the correct answers. 1. What should a technician do if he wants to clean a machine? A. Turn it off and unplug it. B. Set it in motion. C. Tell his supervisor. D. Check its safety guards. 2. What might happen if you operate a machine without checking its safety guards? A. You might have a bad accident. B. Nothing bad will take place. C. The machine will not work properly. D. Someone might have a bad accident. 3. How many safety rules are mentioned in the text? A. Two. B. Three. C. Four. D. Five. Read and tick Read Text B again and tick the right machine safety procedures. 1. Turn it off and unplug it when the machine is not in use. 2. Never try to clean the machine while it is in motion. 3. It is more important to know how to start the machine than to stop it. 4. Always check that all the safety guards are fitted correctly before you operate. 5. If you think the machine is not working properly, report to your supervisor after work. √ √ √ Writing Look and describe Read and write Problem Solving Look and describe Look at the pictures and describe them using the following words. report unplug clean turn off e.g. report to a supervisor a. _______ a machine turn off b. ______ a machine unplug c. ______ a machine clean Read and write Read Text B again and write a passage about machine safety. Use “first of all, secondly, finally” and the expressions above to complete the passage. It is always very important to operate a machine safely. _________________, make sure all the safety guards are fitted correctly before starting the machine. Secondly, turn on the power and operate it. After the work is done, you should _________________. Don’t forget to ________________. Finally, you need to ____________________. First of all turn off the machine unplug it clean it Problem Solving Some vocational students are visiting a big factory, but they are not clear abou