某学校有两个食堂，甲、乙两名学生各自随机选择其中的一个食堂用餐，则他们在同一个食堂用餐的概率为______．
甲学生随机选择其中的一个食堂用餐可有两种选法，同理乙也有两种选法，根据乘法原理可知：共有22=4中选法；
其中他们在同一个食堂用餐的方法只有两种：一种是都到第一个食堂，另一种是都到第二个食堂，因此他们在同一个食堂用餐的概率P=
=2 4
．1 2
故答案为
．1 2
A lot of studends are having all kinds of spots on the spots field. A football game is going on just now____Class 3 and class 4. We don’t know which team will ______. Look at those people over there! Some students of class 1 are practicing the _____jump. One of them is the best high jumper in the school. He practices hard every day. Many people think he will ____the school record（记录) in the sports meet next spring. Not far away from them，some girls are preparing for a race. They _____have a 600-meter race in ten minutes. Now in the corner of the field, you can see another group of students. Their teacher is telling them __to throw discus(铁饼). In schools, _____students love sports now. Sports help people to keep _____. They also help people to live happily. And____doing sports on the sports field , many people will ______good friends, too. Do you think so?
| 小题1: | A．in B．between C．from D．of |
| 小题2: | A．win B．winning C．fall D．falling |
| 小题3: | A．long B．far C．high D．tall |
| 小题4: | A．break B．turn C．leave D．name |
| 小题5: | A．were B．going to C．were going to D．will |
| 小题6: | A．what B．how C．which D．that |
| 小题7: | A．much and much B．most and most C．many and many D．more and more |
| 小题8: | A．health B．tired C．healthy D．happy |
| 小题9: | A．in B．before C．after D．over |
| 小题10: | A．become B．change C．get D．bring |