—Would you like to go swimming with me?
—I’d like to .But I’m busy ____ my homework.
| A．do | B．to do | C．done | D．doing |
Basketball ____ by a Canadian doctor named James Naismith.
| A．is invented | B．was invented |
| C．invented | D．invents |
—Could you go out for a walk with me after dinner?
—I ____ with you if it ____ rain.
| A．will go;isn’t | B．go;isn’t |
| C．will go;doesn’t | D．go;doesn’t |
—Never ____,and our dream will come true.
| A．clean up | B．cheer up | C．get up | D．give up |
—Mary,who’s ____ man over there?
—He is my uncle, ____ English teacher.
| A．the;the | B．an;the | C．the;an | D．a;an |