如图所示，是小林测定额定电压为“2.5V”小灯泡电功率的实验．

（1）完成实物电路的连接．

（2）开关闭合前，将滑动变阻器的阻值调到最大是为了______．

（3）检查电路连接无误后，闭合开关发现灯泡不亮，电压表有示数，电流表无示数，造成这种故障的原因可能是______．

（4）排除故障后，测得数据如下表所示，完成表中空格，小灯泡的额定功率是______W．

（5）小林认为应利用三组数据计算取功率的平均值会更准确．请你评价小林的说法______．

another; like; area; those; health; there; angry; sound; look; art; more; way
Why do so many people around the world love Chinese cooking In China, cooking is an (66) , just like music, dance and painting. However, there is (67) than just one kind of Chinese food. Different areas in China have special (68) of cooking because of the differences in weather and geography.
Traditional Chinese doctors believe we need a balance of yin and yang to be (69) Maybe you should eat yang foods, (70) beef when you feel weak or tired. And you should eat yin foods like tofu while you are too stressed out or (71) The Chinese believe people who eat a balanced diet should be healthier than (72) who only eat foods that taste good.
(73) is much more to Chinese food than just taste. Behind many dishes are traditions with deep meaning. One Chinese food tradition is to eat long noodles on your birthday as a symbol of long life. (74) traditional food, yuan xiao, suggests that a family will always stay together. On the Spring Festival, people often eat fish, because yu (75) like the word meaning "more than enough".
From north to south, east to west, people are sure to find some kind of Chinese food to suit their taste and interest.