With more forests being destroyed, huge quantities of good earth ______ each year.
| A．is washing away | B．are being washed away |
| C．are washing away | D．is being washed away |
Don’t forget to take a breath of ______ fresh air and have some exercise each day. It will make ____ difference.
| A．/; a | B．the; a | C．/; the | D．a; the |
--- I’ll be away on a business trip. Would you mind looking after my cat?
--- Not at all. ______.
| A．I’ve no time | B．I’d rather not | C．I’d like it | D．I’d be happy to |
Whoever leaves the room last must ______ that all the lights are turned off.
| A．is sure | B．make sure | C．find out | D．look out |
--- I haven’t got a mobile phone.
--- I think you should have ______. It’s useful for you.
| A．one | B．this | C．that | D．it |
Babies enjoy ______ before they go to sleep.
| A．to pat | B．to be patted | C．patting | D．being patted |