This kind of cloth _____ well. I think it is worthy_________.
| A．washes; buying | B．is washed; buying |
| C．washes; to be bought | D．is washed; to be bought |
Once your business becomes international, _____ constantly will be part of your life.
| A．you fly | B．your flight |
| C．flight | D．flying |
All her time _______ experiments, she has no time for films.
A. devoted to do B. devoted to doing
C. devoting to doing
He knows nothing about it, so he can’t help _______ any of your work.
| A．doing | B．to do |
| C．being doing | D．to be done |
Before going abroad he devoted all he could _______ his oral English.
| A．improve。m | B．to improve |
| C．improving | D．to improving |
He spent every minute he could _____ spoken English.
| A．practise。m | B．to practise |
| C．practising。m | D．practised |