You’d better _____too much chocolate, or you’ll get fat fast.
A. not to eat B. not eat C. not eating
How much are these shoes?____________twenty dollars．
A.Are B．There C．They’re
Let’_____________now．
A．go to home B．to go home C．go home
________this your guitar?
A．Am B．Is C．Are
He__________his homework at schoo1．
A．doesn’t do B．don’t does C．isn’t do
Do you have two___________?
A．tennis racket B. tennis rackets C．tennis’racket