“Are you satisfied with his answer?”“Not at all. It couldn’t have been ____.”
The folk song concert was so well _______ that all the tickets had been sold out on the first day.
—I’ll join the music club ________ Mary is in the club, too. —You mean if Mary joins the club you’ll do, too.
Bears often hide themselves in places ________ can’t be found by hunters.
When I turned to the person ________ next to me, I recognized that he was my schoolmate.
Of all the books on the desk, ________ is of any use for our safety.