_____ time, he’ll make a fist-class tennis player.
A. Having given B. To give C. Giving D.Given
The picture ________ on the wall is painted by my nephew.
A. having hung B. hanging C. hangs D. being hung
The managers discussed the plan that they would like to see _______the next year. A．carry out B．carrying out C．carried out D．to carry out
how to do the homework, I went to ask my teacher for help.
A. Not to know B. Not knowing C. Knowing not D. Not known
You’d better leave the windows _________ and the door ___________.
A．open, closed B．opened, closing
C．opened, close D．open, close
We should spend as much time as we _______ over our lessons.
A．go B．can to go C．can go D．can going
