51. ---I think the teacher is wrong, _____? --- No, I don’t think so.
A. don’t you B. don’t I C. doesn’t he D. doesn’t she
50. --- Is there _____ here?
--- Yes, I’m upstairs. Please come and help me.
A. anybody B. everybody C. somebody D. nobody
49. --- Is there _____ here?
--- No, Bob and Tim have asked for leave.
48. My friend Mary is _____ beautiful girl and _____ girl everyone likes to work with.
A. a, a B. a, the C. the, a D. the, the
Eg: (1) For this he asked a girl, but the girl refused to answer him.
(2) The other day he met a beautiful girl in the park and the girl smiled at him
47. --- Have you seen ___ pen? I left it here this morning.
--- Is it ______ black one? I found it in the corner.
A. a, the B. the, the C. a, a D. the, a
46. --- Have you seen _____ pen? I left it here this morning.
--- Is it _____ black one? I think I saw it somewhere.
45. --- When did it begin to snow?
--- It started ____ the night.
A. at B. by C. from D. during
44. Mother told Jim to watch the milk until it boiled and then _____ off the gas.
A. turn B. turning C. turned D. having turned
43. They weren’t a particularly good team, but they refused to give in and _____ defeat.
A. accept B. accepted C. accepting D. to have accepted
42. He was in great need of money, so he _____ $5, 000 for his car.
A. paid B. took C. cost D. spent