51. --excuse me, where's the post office ?
--sorry, i don't know.
--______ .
a. it doesn’t matter b. all right
c. thank you all the same d. don't worry
答案： c.
52. please give me a cup of coffee.
a. thank you b. give you c. here are you d. here you are
答案： c.
53. mary doesn't like pork for dinner. i don't like it, ______.
a. neither b. too c. also d. either
答案： d. too, also，“也”，用于肯定句，either，“也”，用于否定句。
54. lucy and lily are twins . but they have ______ differences.
a. a few small b. small few c. a little small d. small a few
答案： a.
55. though he lives in the countryside, he never feels _______.
a. afraid of b. lonely c. sad d. sadly
答案： b. feel lonely，“感到孤独”。lonely为形容词。
56. japan and germany are ________ countries.
a. developed b. developing c. develop d. to develop
答案： a. 一些动词的分词形式常可用作形容词，如：interesting, interested, surprising, surprised等。
57. i ______ my classmates while they often fight.
a. got on well with b. gets on with
c. get on well d. get on well with
答案： a. 此句中的while表示对比，“而”。
58. mother asked ________.
a. were there any cheaper shoes b. there are some cheaper shoes
c. if there were any cheaper shoes d. if there are any cheaper shoes
答案： c. 参见49题。
59. where _____ cotton ______?
a. are, produced b. are, grown c. is, grown d. are made in
答案： c. grow，“种植”；produce，“生产(农产品，工业品)”；make，“制造”。
60. this skirt is very nice. try ______, _______ you?
a. it on, will b. on it, shall
c. on it, will d. it on, do
答案： a. 祈使句中的反意疑问句中附加问句形式很多，常见的为 “will you”，可用于肯定句和否定句中。