—Are your parents watching TV? —

题干

A：Yes，there is.

B：Yes, they do.

C：No, they aren't.

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C

THE FOOD FESTIVAL
Date	April 23,24 and25
Place	Hall 5,International Center
Time	April 23: 12:00 a.m.—4:00 p.m.
	April 24: 10:00 a.m.—3:00 p.m.
	April 25: 8:00 a.m.—2:00 p.m.
Price	Adults: ＄12 Seniors(65+): ＄11 Kids under 12: free (when they come with an adult) You can buy tickets at the door or online. All tickets Online are ＄11.

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探究某种食物中含有能量的多少，可以用食物燃烧放出的热量能使可以用食物燃烧放出的热量能使水温升高的方法来测定．已知1毫升水每升高1℃需要吸收4.187焦的热能．某兴趣小组测定食物是花生、大豆、核桃和大米，实验结果如表