在探究“比较不同物质吸热的情况”的实验中，实验装置如图所示．

MOVIE GUIDE                          THURSDAY
Rush Hour  15:00  23:00		My Life as Mcdull  9:00  13:00
①Action Movie Do you like Jackie Chan? Rush Hour is another movie of his. It’s so exciting. Come and have fun!		②Cartoon Mcdull is a little pig. He’s kind of silly but he’s very cute. Do you want to enjoy happiness with him? Be sure to watch it!
Mr. Bean  11:00  19:00		Harry Potter Ⅲ  17:00  21:00
③Comedy Rowan is a great actor. His movie Mr. Bean is coming. It’s very funny. Don’t miss it!		④Science Fiction Harry Potter has been in the wizardry school (魔法学校) for three years. He begins a new life. How is everything going?

调节生产要素的投入是价格变动对生活消费的影响之一。

    We are learning English, but how can we learn English well? A student can know a lot about English, but maybe he can not speak English.
If you want to know how to swim, you must get into the river. And if you want to be a football player, you must play football. So , you see, you can learn English only by using it. You listen to your teacher carefully in class. You must read your lessons every day. You must speak English to your English teacher and classmates and also you must write in English. Then one day, you may find your English very good.

人民民主专政的最大特点是 ( )