--- How come that you’ve ________so many bad habits?
--- Because of my parents who ________ drugs.
| A．developed, are addicting to | B．got into, are addicted to |
| C．kicked, addicted to | D．formed, addictive |
An iron and steel works, with some satellite factories, ____ to be built here.
| A．are | B．were | C．is | D．will |
Here is a message of importance to every man and woman who ____.
| A．vote | B．votes | C．are voting | D．voted |
"All____present and all ____ going on well."our monitor said.
| A．is; is | B．are; are | C．are; is | D．is; are |
____ can be done ____ been done.
| A．All;have | B．All that; have | C．All; has | D．All that; has |
Those who _____ in ____ compositions, please hand them in this afternoon.
| A．hasn't handed; his | B．haven't handed; their |
| C．has handed; their | D．have handed; his |