What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who _____________.
—Have you been to New Zealand?—No. I’d like to, ____________
—Would you like to buy a car here?—Yes, but I’d like to buy___________ made in Shanghai.
I would appreciate ________if you could come and help me with my work.
It is not rare in_________ that people in ________fifties are going to university for further education.
—Remember that where and when two different English question words___________. —I see, but can you tell us how to use them, sir?