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【单选题】
设A-B={x|x∈A且x?B}，若A={1，2，3，4，5}，B={3，5，7，9}，则A-B等于（ ）A.
{1，2，3，4，5，7，9}
B.
{1，2，4}
C.
{1，2，4，7，9}
D.
{3，5}
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举一反三
【单选题】The following information is available for the Travis Travel Agency. After these closing entries what will be the balance in the Jay Travis, Capital account?
A.
$ 65,000
B.
$ 80,000.
C.
$130,000.
D.
$145,000
【简答题】Travis is the manager of G&G where he is responsible for forty employees (雇员)and profits (利润) of over $2 million per year. He's never late to work. He does not get upset on the job. When one of his em...
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A.
由腹横筋膜形成的卵圆形的裂隙
B.
位于腹股沟韧带中点上方一横指处
C.
位于腹壁下血管的内侧
D.
浅层有腹内斜肌
E.
深层有腹膜外筋膜
【单选题】Providing adequate public health-care facilities is a crucial task in a county like Travis, where more than 60 percent of household incomes are below the poverty line.
A.
where more than 60 percent of household incomes are
B.
where more than 60 percent of household income is
C.
which has more than 60 percent of the household incomes
D.
where they have more than 60 percent of household income
E.
where more than 60 percent of them have household incomes
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