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肾虚老人宜选用
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【简答题】如图，在方格纸中（小正方形的边长为1），反比例函数 与直线的交点A、B均在格点上，根据所给的直角坐标系（O是坐标原点），解答下列问题： （1）①分别写出点A、B的坐标； ②把直线AB向右平移5个单位，再向上平移5个单位，求出平移后直线A′B′的解析式； （2）若点C在函数 的图象上，△ABC是以AB为底的等腰三角形，请写出点C的坐标．
【单选题】The author cites the British example in order to______
A.
show that the problem of drank driving is worse in Britain than in the U.S.
B.
prove that stricter laws against drinking drivers would reduce traffic deaths
C.
prove that a slight increase in the number of arrests of drank drivers will not deter drunk driving
D.
suggest that taxation of alcohol consumption may be more effective than criminal laws
【单选题】Some scholars have come ______ a new solution to the problem of population control.
A.
up
B.
up with
C.
down
D.
down with
【简答题】药物分子中引入磺酸基 查看材料
【简答题】含有磺酸基 查看材料
【简答题】What impact has customer feedback had on Dell 's business?
【简答题】含有磺酸基（ ）。
【单选题】It can be seen from the passage that the problem of resource conservation in agriculture ______.
A.
has been solved in the U.S.
B.
has not yet been paid any attention to
C.
is being seriously and effectively dealt with
D.
will soon be solved by using more capital and land
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