55. A. no B. enough C. much D. some
54. A. left home B. got home C. let the office D. got to the office
53. A. sleepy . B. warm C. free D, busy
52. A. or B. and C. but D, then
51. A. working B. running C. playing D. walking
40. -- l'm always a little nervous when I talk to Mr. Smith.
-- _____ He is strict, but he is kind to his students.
-_,
A. That's right B. What a pity C. Fake it easy D. Take your time
39. I can hardly hear what it is saying on TV. Would you please
A. turn it up B. turn il down C. turn it on D. tuna it off
38. My father was preparing for his speech __ my mother was doing some washing last night.
A. if B. while C. unless D. until
37. He promised to pick me up at the school gate. However. he __ yet.
A. didn't arrive B. doesn't an'lye C. isn't arriving D. hasn't arrived