婴儿腹泻轻型与重型的主要鉴别点是()。
A.发热程度
B.腹泻程度
C.大便蛋花汤样,混有黏液
D.大便镜检有脂肪球
E.有水及电解质紊乱
参考答案:E
一台电视机,先降价20%,后又升价20%,这时电视机价钱与原价相等.______.
-- Have you finished your homework yet?
-- No, not yet. I think it’ll take me __________ half an hour.
A.another
B.other
C.others
D.the other