请认真阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。

Love of a Lifetime

Once upon a time a teacher and his student___36___down under the big tree near the big___37___ area． Then suddenly the student asked the teacher． "Teacher, I'm confused, how do we find our___38___mate? Can you please help me?"
  ___39___for a few seconds, the teacher then answered, "Well, it's a pretty___40___but an easy question．" The teacher___41___, "Look that way, there is a lot of grass, why don't you walk there? Please don't walk___42___, just walk straight ahead． ___43___the way, try to find a blade of ___44___grass and pick it up and then give it to me． But just one．"
    The student said, "Well, OK then．．． wait for me．．．" and walked straight ahead to the grassy field．A few minutes___45___the student came back．
    The teacher asked, "Well, I don't see a beautiful blade of grass in your hand．"
    The student said, "On my journey, I found quite___46___beautiful blade of grass, but I thought that I would find a better one, so I didn't pick it． But I didn't realize that I was at the end of the field, and I___47___any___48___you told me not to go back, therefore I didn't go back．" The teacher said, "That's___49___will happen in real life．"
    What is the___50___of this story? In the story, grass is the people around you, the beautiful blade of grass is the people that___51___you and the grassy field is___52___． ___53___looking for your soul mate, please don't always compare and expect there ___54___a better one． By doing that, you'll___55___your lifetime, bcause remember "Time Never Goes Back"．

36．A．lain   B． lied    C．lay    D． laid

37．A．desert       B．grass C．water       D．wood

38．A．soul  B．work C．spirit D．class

39．A．Silent       B．Calm C．Still D．Quiet

40．A．simple    B．interesting C．confusing  D．hard

41．A．continued       B．lasted      C．went       D．picked

42．A．sideways        B．backwards     C．upwards         D．alongside

43．A．In          B．By      C．On  D．Across

44．A．ordinary B．unusual        C．beautiful   D．extrodinary

45．A．later      B．late   C．lately    D．latest

46．A．much      B．few         C．lots         D．a few

47．A．didn’t pick     B．haven’t picked   C．hadn't picked      D．wouldn’t pick

48．A．unless      B．because         C．even if          D．but

49．A．what       B．that       C．which     D．all

50．A．note        B．message             C．knowledge     D．strength

51．A．appreciate      B．attract   C．confuse         D．interest

52．A．money          B．power   C．life    D．time

53．A．In                 B．On    C．With        D．To

54．A．were               B．being               C．to be        D．is

55．A．spend      B． enjoy    C． share      D．waste