题目

根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Shaking hands, American style People often shake hands in the United States. American men shake hands with other men. American women often shake hands with men, and sometimes they shake hands with other women. Adults shake hands with children. And some people even teach their dogs to shake hands! How do they shake hands just long enough? Just hard enough? Here are four little rules to remember.1）Use your right hand.2）Use good eye contact(眼神交流). Look at the pers一个均匀的小正方体6个面上分别标有2，2，3，4，4，6，随意掷出这个小正方体，计算下列事件发生的可能性，并标在图中．（1）掷出的数字为偶数，可能性为______；（2）掷出的数字为3，可能性为______；（3）掷出的数字大于7，可能性为______；（4）掷出的数字小于7，可能性为______；（5）掷出的数字为2，可能性为______；（6）掷出的数字为4，可能性为______．