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参考答案：饲料样品被充分燃烧所释放的全部能量。

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Summer Camp
Contact (联系) 
Kitty 6219-7830    huamandarin@hotmail.com     www.huamandarin.cn
     Are you looking for a place where you can enjoy Chinese study and experience Chinese culture during
the summer holiday? Hua Mandarin could be your wise choice.
     The new summer camp will start on July 28th and end on August 18th. We provide very small groups
with 2-4 people for you to learn Chinese in an effective way. Activities including calligraphy (书法),
painting, culture show, Chinese movies, kung fu, swimming, and so on will help you walk into Chinese
culture with fun.
Welcome to call at 62197830 * Kitty for more details.
Comments
     The earlier camp finished last week. Students are happy here, although they have to learn a lot upon
parents' request(要求). Teachers here are trying to help children to learn in a funny way.              
- Kitty in Shanghai
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根据所给短文内容，选择正确答案。
1. Hua Mandarin is the name of a ________.
A. person  
B. school    
C. Chinese course  
D. summer camp
2. The new summer camp will last for ________.  
A. half a month
B. twenty-two days  
C. one month    
D. two months
3.If you want to take part in the new summer camp, you can call at ________.
A. 56791830
B. 62187038      
C. 62197830
D. 57917380
4. The new summer camp mainly gives children a chance to enjoy ________.
A. Chinese movies
B. some paintings
C. Chinese culture
D. some sports
5. You can get more information about the new summer camp by ________.
A. making a call
B. sending an email    
C. visiting the website       
D. all the above
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填空题

长方形的一边长等于3a+2b，另一边比它小a﹣b，那么这个长方形的周长是（    ）．
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