A~H都是初中化学中的常见物质,它们之间的转化关系如图14所示。A是天然气的主要

题型:问答题

问题:

A~H都是初中化学中的常见物质,它们之间的转化关系如图14所示。A是天然气的主要成分,E为固体,是一种常见的食品干燥剂。请回答:

(1) 写出A、B的化学式:A          ,B          

(2) 在物质的分类中,C属于           (填“酸”、“碱”、“盐”或“氧化物”)。

(3) 图中反应③的化学方程式为                                       

(4) 图中反应④的化学方程式为                                       

考点:水(蒸气)的检验粗盐的提纯空气的检验物质的相互转化和制备
题型:问答题

全科医疗健康档案与其他专科病历中的相似之处在于

A.对患者基础资料记录的全面性和详实性

B.记录的形式

C.对健康问题记录的连续性

D.临床体征的描述

E.对患者健康问题的处理计划

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C

Classified ads

For direct classified service, call 800-0667 10 a.m.-4 p.m., Monday—Friday.

For rent

Excellent room for girls, begins Jan., 2,4,or 8 months lease(租期). Single,$105-125.Double,$140. Call 800-1932.

Family home, 3 bedrooms, large yard.$275. Call 800-4300

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For sale

Sheepskin coat, men’s size 42, 1 year old. $85. After 6 p.m.Call 800-5224.

Color TV21,$150;transistor radio, $15;recorder,$25. Call 800-0739.

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Help wanted

Babysitter — My home

If you could find a few hours during the day, some evenings and weekends to care for 2 school-age children, please call 800-1111.

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Lost

A black bag with a pencil-box and some books left in the reading room. Will the finder please come to Class 3,Grade 1?

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Found

A green Jacket was left on the sports ground yesterday afternoon(April 15th).Will the owner please ring 656-6688?

59.“Classified ads”may probably mean____________.

A.ads about everyone’s life

B.ads giving one some necessary information

C.ads divided into different groups according to a certain rule

D.ads for which you needn’t pay any money

60.If you want to place an ad. What number should you call?

A.800-0739.                 B.800-1932.                 C.800-4300.                 D.800-0667.

61.If you want to get a used color TV and a recorder, how much will you have to pay?

A.$275.                      B. $150.                    C. $25.                     D.$175.

62.If you want to find a part-time job,you will look at                .

A.For rent                   B.For sale                     C.Help wanted                     D.Lost

63.If you can’t find your school card,you will put up a notice at_________.

A.Lost                          B.Found                       C.Help wanted                     D.For sale

题型:问答题

目前广泛应用的人类生育控制技术不包括()。

A.避孕

B.人工流产

C.绝育

D.产前优生学诊断

E.克隆

题型:问答题

由于物价普遍上涨,广东省政府安排了5000万元省级价格调节基金,保障农副产品价格应急调控需求,保障群众基本生活。这主要表明政府()。

A.履行经济建设职能,保障人民生活水平

B.提供社会公共服务,促进和谐社会建设

C.保障人民民主,协调人民内部矛盾

D.只要稳定物价就能树立权威

题型:问答题

异烟肼检查()

A.硝苯地平衍生物

B.间氯二苯胺

C.游离肼

D.对氨基酚

E.2-甲氨基-5-氯二苯酮分解产物

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