—Could you tell us _______? —About five minutes.
| A．how soon will the film end |
| B．how long has the film begun |
| C．how soon the film has over |
| D．how long the film has been on |
Thank you for giving us some useful advice _______ how to deal _______ the problems.
| A．on; with | B．about; to | C．to; about | D．with; of |
Things made of plastic are usually _______, but they are _______ to get polluted.
| A．cheap; easy | B．cheap; easier | C．cheaper; easy | D．cheaper; easier |
All the club members _______ the floor when they heard someone _______ for help.
| A．swept; were shouting | B．swept; shouted |
| C．were sweeping; shouting | D．were sweeping; shouted |
A fridge is used to keep food which goes _______ very _______.
| A．badly; quick | B．bad; quickly | C．badly; slow | D．bad; slowly |