I regret not ______ able to help you.
A: be
B: being
C: to be
D: been
A: be
B: being
C: to be
D: been
举一反三
- I've enjoyed ____ to talk with you. A: to be able B: being able C: to been able D: of being able
- If you had told me about your difficulty, I ______ able to help you. A: will have been B: would have been C: will be D: would be
- If you had told me about your problem, I ____ able to help you. A: might be B: may have been C: may be D: might have been
- They failed to pass the exam last time, I regretted (). A: to be not able to help B: being unable to help C: being not able to help D: not be able to help
- 7. I regret __________ you that I have no time to help you. A. to tell B. telling C. to be told D. that tell