At the request of some English learners, he has published a lot of books, one of _______ is about English idioms.
—Do you know anyone in Paris? —No. I'll make friends once______.
Don't get that ink on your shirt, for it______.
The pupils here_____ all kinds of exercises every day in the past few weeks.
He______ and was made to repeat it.
The thief______ when he was stealing a wallet from a woman.