What do you do ___________ Saturday?[ ]
A. on
B. at
C. in
D. for
答案：A
In case you can make a reduction ______ 5% ______ your price, we may strike the deal with you.
A．of, of
B．by, by
C．of, in
D．for , for
判断婴幼儿为中度脱水，下述哪项不正确
A．失水量为体重的5%～10%
B．皮肤弹性差
C．眼窝前囟凹陷
D．尿量减少
E．血压降低
