51. In the real world, there was (were)______ outside the window.
A. a park with a lovely lake B. just a blank wall
C. many children D. any young lovers
49. A. skate B. ski C. race D. swim
48. A. cool B. clod C. hot D. wet
47. A. buy tickets B. take turns C. read newspapers D. go sightseeing
46. A. walk B. jump C. run D. play
45. A. to feel angry B. feel happy C. to feel pleasant D. felt surprised
44. A. move B. think C. speak D. spend
43. A. alone B. busily C. lonely D. happily
42. A. hours B. weeks C. months D. years