They thought __________ important to look right and left when ________ the road.
| A．it’s; cross | B．it; to cross |
| C．it; crossing | D．it was; to cross |
— Kitty, do you know ______?
— Sure, about forty minutes.
| A．when did their class meeting begin. |
| B．where their class meeting was held |
| C．how often their class meeting is held |
| D．how long their class meeting will last |
I walk ______ the square after supper every day, so I know very well every small shop there.
| A．around | B．into |
| C．across | D．through |
Do you know the man_______ saved five people in the fire?
| A．who | B．it | C．when | D．whom |
The old man was so_______ the good news that he couldn’t say a word.
| A．interested in | B．excited about |
| C．afraid of | D．worried about |
—Don’t smoke here, please.
— ______.
| A．I don’t | B．Sorry, I won’t |
| C．No way. | D．I will |