Don’t put off ____ to the doctor when you are ill.
| A．go | B．to go | C．going | D．gone |
Traveling around Jinan______ him much money last year.
| A．cost | B．spent | C．paid | D．take |
—Where would you like to go on vacation, Sam?
—_________.
| A．I like exciting vacations. | B．That would be wonderful. |
| C．I hope to see Niagara Falls. | D．I want to leave next month |
My father is able to _______many different kinds of computers.
| A．look up | B．take up | C．fix up | D．clean up |
—The apples _________sweet. Would you like another one?
—No, thanks.
| A．look | B．sound | C．taste | D．feel |
People pay more attention to protecting environment. There _________ less pollution in the future.
| A．will have | B．will be | C．is going to have | D．are going to be |