Usually John would be late for meetings.But this time, ________ to my surprise, he arrived on time.A.littleB.muchC.everD.even
Usually John would be late for meetings.But this time, ________ to my surprise, he arrived on time.
A.little
B.much
C.ever
D.even
相关考题:
确定某种金属离子被滴定的最小pH值(配位滴定中,允许相对误差为±0.1%),一般根据以下哪项计算() A、lgcMKMY≥5,lgαY(H)=lgKMY–lgK’MYB、lgcMK’MY≥6,lgαY(H)=lgKMY–lgK’MYC、lgcMKMY≥8,lgαY(H)=lgK’MY–lgKMYD、lgcMK’MY≥6,lgαY(H)=lgK’MY–lgKMY;
下列程序的输出结果是【 】。 includeclass MyClass{public: int number; void set(in 下列程序的输出结果是【 】。include<iostream. h>class MyClass{public:int number;void set(int i);};int number=3;void MyClass: :set (int i){number=i;}void main( ){MyClass my1;int number=10;my1.set(5),cout<<my1, number<<',';my1.set(number);cout<<my1.number<<',';my1.set(: :number);cout<<my1.number<<'.';}
下列值不为true的表达式有( )。A、"john"=="john"B、"john".equals("john")C、"john"="john"D、"john".equals(newString("john"))
下面说法正确的是A.pH值越低,则αY(H)值越高,MY配合物越稳定B.pH值越低,则αY(H)值越高,MY配合物越不稳定C.pH值越高,则αY(H)值越低,MY配合物越不稳定D.pH值越低,则αY(H)值越低,MY配合物越稳定
用EDTA滴定金属离子M,为满足滴定要求,(误差≤0.2%)则lgαY(H)应满足的关系式是:A.lgαY(H)≥lgK(MY) +8B.lgαY(H)≤K(MY’)-9C.lgαY(H)≥lgK (MY)-8D.lgαY(H)≤ lgK(MY) -8
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