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问题 选择题

下列生活中的物质属于纯净物的是                             

A．调味用的食醋

B．取暖用的煤

C．降温用的冰水混合物

D．炒菜用的铁锅

答案

答案：C

分析：冰水混合物是由一种物质组成的，属于纯净物；煤、食醋、铁锅等物质都是由多种物质组成的，属于混合物．

解：A、食醋中含有水和醋酸，属于混合物．故选项错误；

B、煤的主要成分是碳，还含有硫等物质，属于混合物．故选项错误；

C、冰水混合物中含有一种物质水，属于纯净物．故选项正确；

D、铁锅的主要成分是铁，还含有碳等物质，属于混合物．故选项错误．

故选C．

点评：解答本题要分析物质是由几种物质组成的，如果只有一种物质组成就属于纯净物

多项选择题

不稳定型心绞痛在临床上可分为（）

A.极低危

B.低危组

C.极高危

D.高危组

E.中危组
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阅读理解

Acorn Bank  Garden & water mill
A delightful walled garden with old varieties of fruit trees and flower borders, set against the backdrop of a 17th-century red sandstone house overlooking the Eden Valley. Herb garden planted with over 200 medicinal and culinary herbs. Dogs on leads are welcome on woodland walks. Children’s activity sheet available.
Temple Soverby, Near Penrich, CA 10 lsp   Tel: 017683 61893
Open:
19 March—30 October, daily except Monday and Tuesday, 10 am—5pm
Tearoom open from 11am—4. 30 pm, Shop 10am—5pm
Price: Adult ￡3, Child ￡1.5, Family ￡7.5
The Beatrix Potter Gallery
Original sketches and watercolors by Beatrix Potter for her children’s tales. 2005 exhibition will feature. The Tale of Mrs Tiggy-Winkle and The Tale of the Pie and The Patty-Pan. Also on display in this atmospheric 17t h-century building is information on Beatrix Potter’s life.
Beatrix Potter Gallery, Hawkshead, LA22 ONS  Tel: 015394 36355
Open:
19 March—30 October, 10am—4. 30 pm, daily except Thursday and Friday. Also open 12—20 February, 2 & 3 June and 27 & 28 October.
Price: Adult ￡3.50, Child ￡1.70, Family ￡8.70
Hill Top
Beatrix Potter wrote and illustrated many of the famous children’s stories in this 17th-century farmhouse which she bought 100 years ago. Today you can view her personal treasures and step into the garden which is planted with flowers and vegetables, just as it would have been in Beatrix Potter’s time.
Please note that this is a small and popular house, which gets very busy especially in school holidays. At peak times there are queues and by the end of the day not all visitors may be able to visit the house (we apologize for this). Please collect a timed ticket (including NT members) from the ticket office in the car park on your arrival.
Hill Top, Near Sawrey, La22 OLF  Tel: 015394 36269
Open:
19 March—30 October, 10: 30 am—4. 30 pm, daily except Thursday and Friday. Also open Thursday in August and 2 & 3 June and 27 & 28 October.
Shop and Garden open Thursday and Friday, 10:am—5 pm. Ring for winter opening.
Price: Adult ￡5, Child ￡2, Family ￡12
小题1:. From the ads mentioned above, we can learn _______.
A．visitors can admire the scene of the Beatrix Potter’s time in Hill Top
B．visitors can admire the beautiful natural in both the Beatrix Gallery and Hill Top
C．the Beatrix Potter Gallery is more popular with children than Hill Top
D．Beatrix Gallery neighbors Hill Top
小题2:If the Smiths and their 2 children visit the 3 sites, they will have to pay _______.
A．￡28.2B．￡23.4 C．￡28D．￡33
小题3:If you have the tickets, you must be able to _______.
A．visit Hill Top at opening time
B．visit the Beatrix Potter Gallery on Friday
C．visit Acorn Bank at opening time
D．visit the three sites at any time
小题4:We can learn from the ads that _______.
A．you can enjoy yourself with a dog as you like at Acorn Bank
B．it is convenient for you to get a timed ticket for Hill Top
C．children who have passed a quiz will be admitted to the Beatrix Potter Gallery
D．you can book the tickets for Hill Top through the telephone number 015394 36355
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