匹配題(冒號(hào)前面是題干，后面是匹配段落)
    45.It is believed: C
    46.the happiest: D
    47.some people: J
    48.Compared with: E
    49.in the late: H
    50.the totally: E
    51.The national index: B
    52.Some negative : F
    53.Many: G
    54.According to: I