阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑.
“Down-to-earth” means someone or something that is honest, practical and easy to deal with. It is   36  to find someone who is down-to-earth. A person who is down-to-earth is easy to talk to and   37  other people as equals. A down-to-earth person is just the   38  of someone who acts important and proud.
Down-to-earth persons   39  be important members of society, of course.   40  they do not let their importance “go to their heads”. They do not   41  themselves to be better persons than others of less importance. Someone who is filled with his own importance and pride, often without cause, is   42  to have “his nose in the air”. There is   43  way a person with his nose in the air can be down-to-earth.
Americans   44  another expression that means almost the same as “down-to-earth”. The expression is “both-feet-on-the-ground”. Someone with both-feet-on-the-ground is a person with a good   45  of reality. He  46  what is called “common sense”. He may have   47 , but he does not allow them to   48  his knowledge of what is real.
The opposite kind of   49  is one who has his “head-in-the-clouds”. A man with his-head-in-the-clouds is a dreamer whose   50  is not in the real world.
  51 , such a dreamer can be brought back to earth.   52  words from a teacher can usually bring a day-dreaming student down-to-earth..
Usually, the person who is down-to-earth is very   53  to have both feet on-the –ground.   54  we have both our feet on-the –ground, when we are down-to-earth, we act honestly and openly   55  others. Our lives are like the ground below us, solid and strong.
36. A.pleasant       B.sad           C.common          D.surprising
37. A.meets          B.welcomes     C.receives        D.accepts
38. A.case           B.kind         C.opposite        D.example
39. A.must           B.may          C.should          D.will
40. A.But            B.So           C.For             D.And
41. A.wish           B.expect       C.desire          D.consider
42. A.said           B.told         C.asked           D.made
43. A.some           B.a            C.no              D.every
44. A.discover       B.find         C.make            D.use
45．A.understanding  B.wish         C.reason          D.expectation
46. A.demands        B.lacks        C.has             D.likes
47. A.fortunes       B.dreams       C.achievements    D.disadvantages
48. A.block          B.protect      C.own             D.gain
49. A.idea           B.people       C.attitude        D.person
50. A.mind           B.life         C.body            D.head
51. A.Always         B.Therefore    C.However         D.Sometimes
52. A.Sharp          B.All          C.No              D.Bad
53. A.possible       B.probable     C.likely          D.able
54. A.Though         B.Since        C.When            D.Unless
55.A.toward          B.for          C.over            D.onto