I still remember __________ chess in class by my teacher about twenty years ago.
--- _____ do you think of the film tonight?--- Better than _____ .
I insisted that a doctor ________ immediately.
Mr. Johnson always carries a notebook, in which he _______ everything that happens.
—I’m going to the States.—How long ________you________ in the States?
Peter had lost his job, and the family was ________ a very difficult time.