what is Jane learning to use（）
A: A television set.
B: A washing machine.
C: A pulic telephone.
D: A candy machine.
A: A television set.
B: A washing machine.
C: A pulic telephone.
D: A candy machine.
举一反三
- I use an to look up words. A: e- dictionary B: television C: telephone D: fax 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.( )
- Equipment for washing A: low consistence washing machine B: medium consistence washing machine C: high consistence washing machine D: Diffusion washing machine
- The ratio of the work done by the machine ______ the work done on it is called efficiency of the machine. A: against B: to C: with D: for