There are a group of people over there. What do you think __________?
He taught me _____ speak English A how should B how C how can I D how to
I felt somebody ______ me A touch B touched C to touch D touches
I am sorry to have kept you______ A to wait B wait C waited D waiting
________ new words is important in ________ English.
It takes Mr Wang 20 minutes ______________ lunch every day.