The workers are discussing how to ____ the new machine.
举一反三
- Could you ______ me how to use this new machine. A: say B: B. show C: remember
- Women workers wear hats ______ their hair gets caught in the machine.
- The ratio of the work done by the machine _________ the work done on it is called the efficiency of the machine.
- Never attempt to machine a work-piece without first checking the operation of the machine.( )
- There’s a new machine in your company ,but you don’t know how to use it , so you may ask：________