Animals are our good friends. We are supposed ________ them.
| A．to protect | B．protect |
| C．protecting | D．protected |
Why don’t you _____ a soccer ball?
| A．to get him | B．get he | C．getting him | D．get him |
You’d better ____ football in the street.
| A．play | B．not play | C．not to play | D．not playing |
She would like ____ a violin lesson.
| A．have | B．to have | C．having | D．has |
－Would you mind ____ here?－Sorry, I won’t.
| A．smoke | B．smoking | C．smokes | D．not smoking |
－Would you mind turning down the music?－____.
| A．Yes, I would | B．No, of course | C．No, not at all | D．No, thanks |