Mr wu is _______excellent teacher, he is always patient to help us.
| A．a | B．an | C．the | D．/ |
Doing sports is good for your health, _______ ?
| A．is it | B．are they | C．isn’t it | D．aren’t they |
––Would you mind _______ the music? Your grandpa is sleeping.
––Sorry. I’ll do it right away.
| A．turning on | B．turning up | C．turning back | D．turning off |
––_______ have you been a volunteer?
––Since three years ago.
| A．How long | B．When | C．How often | D．What |
He has been collecting coins _______ he was seven years old.
| A．because | B．while | C．when | D．since |
She is usually _______. Why did she get ill so suddenly?
| A．in style | B．out of style | C．in good health | D．in time |