24. It was at twelve o’clock___we finally arrived at the village____we spent our happy childhood.
—_______when has the country been open to international trade?— 1978,I suppose.
—Did you see a man in black pass by just now?—No, Sir. I_______ newspaper.
After the long journey, the three of them went back home,_______.
_______it is to jump out of an airplane at 10,000 feet!
Jenny hopes that Mr. Smith will suggest a good way to have her written English _______ in a short period.