小灯泡恰好正常发光．若灯丝电阻不变，试求：

8月7日，在           奥林匹克射击中心举行的女子10米气手枪决赛中，中国选手张梦雪以199.4环的成绩夺得冠军，这是中国体育代表团在里约奥运会上收获的首枚金牌。（    ）

铅笔  小提琴  吊环  跳马杠  鎯头  橡皮  凿子  单杠  风琴  尺子  锯子  平衡木  锤子  二胡  圆规  笛子

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电视已经走进了千家万户，是我们生活的重要组成部分。每个人都有自己最喜爱的电视节目。下面是五个人的描述，请根据他们的描述从A-F中为他们选择合适的电视节目
____  I am 73 years old. I often watch TV in my free time. Of all the programs, I like the news best. Through the TV, I can learn what is happening in our country and in the world. At seven every evening , I always sit in front of the TV.
____ I am a grandma. I like Chinese traditional opera. From Monday to Thursday, I usually turn on the TV at half past seven. The programs from CCTV7 are my best.
____ I am a basketball fan. I like playing basketball very much. But I am too busy. So I have to watch it on the TV. Every night, I watch the match till midnight.I am crazy about it , especially NBA
____ I am a housewife. I do the housework all day, I'd like to watch TV at night. I prefer to see soap operas like ‘palace”, “meteoric garden” and so on.Because they can make me feel relaxed.
____ I am the only son in the family. I am in Grade Five. I like cartoons best. I often watch cartoons on the TV after doing the homework.
 
A                                 B
 
C                                           D  
 
E                                          F.