----I’m sorry, but there is no smoking on this flight.
----Oh, I _____ that. Sorry, I won’t again.
| A．don’t know | B．didn’t know | C．won’t know | D．haven’t known |
The gasoline _______. Let’s fill the car up at the next gas station.
| A．is running out | B．has run out |
| C．is being run out | D．has been run out |
Little_______about her own safety, though she was in great danger herself.
| A．did Rose care | B．Rose did care | C．Rose does care | D．does Rose care |
More than 100 students have entered for the competition and_______ gains the most points will be the winner.
| A．anyone | B．the one | C．that | D．whoever |
_____ any change about the date，please tell me immediately.
| A．Will there be | B．Should there be |
| C．There will be | D．There should be |
There are over 58000 rocky objects in ______space，about 900 of which could fall down onto ______ earth.
| A．the; the | B．/; the | C．the; / | D．a; the |