I can play guitar and my brother can play football.
| A．a, a | B．the, a | C．a, the | D．the, / |
There are three _______doctors and five ______nurses in the room.
| A．man, woman | B．men, women |
| C．man ,women | D．men ,woman |
-- ______ do you exercise? --Three times a week.
| A．When | B．How often |
| C．How long | D．How much |
Millie needs _______healthy.
| A．to look | B．keep |
| C．to keep | D．look |
There is ________ “m” and ________ “u” in the word “much”.
| A．a; a | B．an; an |
| C．a; an | D．an; a |
--- Are you willing to live on Mars(火星) one day? It must be amazing!
--- It sounds exciting, but it still worries me.
| A．Of course I am. | B．I’m not sure. |
| C．Why not? | D．Are you telling a joke? |