在连续整数1，2，3，•••…2014这2014个数的每个数前任意添加 “+"或“-”，其代数和的绝对值的最小值是____ 。

结合如图，黄河凌汛（受纬度位置影响，初春时节，上游河段开冻较早，河水挟冰块而下，水势汹涌，往往导致水位猛涨）形成的河段可能是（ ）
 
    

根据短文内容，从A、B、C、D四个选项中选择正确答案填空。

    Children often  1 this game. They play it like this: Six 2 stand in a row(排) 3 the class. They put their hands 4 their backs(背), so you can't see their hands. The teacher gives one of them 5 rubber. The rubber goes 6 one student to another -- first one way, then the other. They must keep their hands behind their backs. The other students in the class keep their eyes    7. They can't look.

    Then the teacher says: “Stop and put your hands  8 you now.” Now the other students 9 their eyes, and guess who has the rubber. They ask questions like: “Li Lei, is it in  10 right hand?” They can have only five guesses.

下图是a、b、c三种物质的溶解度曲线，下列说法正确的是（　）

台湾岛大部分地方位于五带中的（    ）