---I regret _____you John has been fired .
---I can hardly believe my ears .He is such a fine worker .
| A．telling | B．having told | C．to tell | D．to have told |
All her time _______ experiments, she has no time for films.
| A．devoted to do | B．devoted to doing |
| C．devoting to doing | D．is devoted to doing |
There is a new problem involved in the popularity of private cars _______ road conditions need _______.
| A．that … to be improved | B．which … to be improved |
| C．where … improving | D．when … improving |
Let’s observe another little scene, ________you might have in your new life to come.
| A．what | B．as | C．where | D．that |
I felt it a great honour ______ to speak to you.
| A．to ask | B．asking | C．to be asked | D．having asked |
Tony was very unhappy for _______ to the party.
| A．having not been invited | B．not having invited |
| C．having not invited | D．not having been invited |