【题目】某种物质是焙制糕点所用的发酵粉的主要成分之一,也是医疗上治疗胃酸过多症的一种药剂,这种物质是( )。
A.NaOH B.NaHCO3
C.CaO D.NaCl
科目:初中地理 来源: 题型:
【题目】用符合题目要求的序号填空:
①氧气;②空气;③二氧化碳;④二氧化硫;⑤五氧化二磷;⑥四氧化三铁。
(1)通常状况下无色、无味的气体是________;
(2)有刺激性气味并且污染空气的气体是________;
(3)属于黑色固体的是________;
(4)支持燃烧的气体是________;
(5)属于白色固体的是________。
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科目:初中地理 来源: 题型:
【题目】写出下列溶液中溶质的化学式。
溶液 | 溶质 |
可用制取氢气的稀硫酸溶液 | |
用于医疗消毒的过氧化氢溶液(俗称双氧水) | |
医疗消毒用的高锰酸钾溶液(俗称紫药水) | |
医疗用的0.9%的氯化钠注射液(生理盐水) | |
澄清的石灰水 |
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科目:初中地理 来源: 题型:
【题目】下列常见的盐在生产、生活中的用途不合理的是( )。
A.用亚硝酸钠腌制食品
B.碳酸钠广泛应用于玻璃、造纸、纺织和洗涤剂的生产
C.用纯碱消耗面粉发酵生成的酸
D.天安门前的华表是用大理石做的,碳酸钙还可用作补钙剂
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科目:初中地理 来源: 题型:
【题目】铁生锈的条件是_____________并存,铁锈的主要成分是_________,铁锈是一种混合物,铁生就后变得疏松多孔,因而不能阻止铁继续被锈蚀,破坏铁生锈的条件就能防止铁生锈。
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科目:初中地理 来源: 题型:
【题目】I want __________ to the supermarket with my sister this afternoon.
A. go B. to go C. going D. goes
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科目:初中地理 来源: 题型:
【题目】B
Winter Sale!
Winter is coming. So we are having a big and endofautumn sale. Look at the prices!
A blouse:$5
A coat:$20
A silk(丝绸) skirt:$28
A pair of trainers:$30
A pair of jeans:$30
Will you come to Reborn Fashion Shop on the 2nd floor of New Century Shopping Mall between Friday and Sunday?
Cash Back!
Spend twenty dollars in our shop, and we will give you five dollars back. Spend 40 dollars, and you will get 10 dollars back.
Remember:only at weekends
You are welcome to Happy Times Doll Shop on the first floor of New Century Shopping Mall.
Closing Down Sale!
Come to our shop next Monday. There is a discount(打折) on every kind of chocolate. And we will give you a big box of sweets for free(免费的) if you spend more than 20 dollars in our shop. So come to Sweetheart Chocolate Shop on the first floor of New Century Shopping Mall.
【1】 How many shops are there in this advertisement(广告)?
A. Six. B. Four. C. Three. D. Two.
【2】 What is the price of a silk skirt in Reborn Fashion Shop?
A. $ 5. B. $ 20. C. $ 28. D. $ 30.
【3】If(如果) you spend 20 dollars in Happy Times Doll Shop, how much will you get back?
A. 5 dollars. B. 15 dollars.
C. 20 dollars. D. 40 dollars.
【4】If you want to buy clothes at a lower price, where should you go?
A. Happy Times Doll Shop.
B. Reborn Fashion Shop.
C. Sweetheart Chocolate Shop.
D. The first floor of New Century Shopping Mall.
【5】What does the underlined word mean in Chinese?
A. 商品 B. 发票 C. 赠品 D. 现金
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科目:初中地理 来源: 题型:
【题目】书面表达(15分)
你每天的家庭作业都是什么时间完成的?需要父母的帮忙吗?请你结合上面文章的内容,写一篇短文。内容包括:
1. 每天大概花多少时间做作业?
2. 能不能自觉独立地完成自己的作业?
3. 你怎样看待家庭作业?
要求:
1. 不能照抄原文;不得在作文中出现学校的真实名称和学生的真实姓名。
2. 语句连贯,词数在80个左右。作文的开头和结尾已经给出,不计入总词数。
I often spend nearly two hours to do my homework every day. ______________________________________
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
If so, we will feel tired and don’t want to do it carefully.
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