I see the runners ________ on the playground.
A: to train
B: training
C: train
D: to be training
A: to train
B: training
C: train
D: to be training
举一反三
- At the moment they __________ for the match. A: train B: trained C: are training D: were training
- By the end of this month he _______________ horses for 20 years. A: trained B: will train C: is training D: will have been training
- The dog, _____, will make a good watch dog. A: to train properly B: training properly C: properly to train D: trained properly
- A: What are you in charge of in the company?B: I' m in charge of ( ) employees. A: training B: trained C: traind D: train
- We help _____ their products to clients. A: training B: promoting C: train D: promote