_______twice, he didn't want to try again.
The children were warned of not being too _______ about things you are not supposed to know.
.It was difficult to guess what her _____ to the news would be.
Having been attacked by terrorists,________.
We must know what we should do and what we should avoid ______a good impression on others in public place.
.—Well, Kate, I’m sorry, but I have to leave. ---_____. I hope to hear from you soon.