下列属于土地可持续利用准则的包括（）。 A.连续性准则 B.保护性准则 C.

阅读理解。

     "Cool" is a word with many meanings. It means a little cold at first. As time changes, the word gets

many different meanings. We can use "cool" when we talk about something wonderful or somebody

looking smart. For example, when you see a beautiful and expensive car in the street, you can say, "It is

cool." You may think the famous film star Keanu Reeves is cool. You can also use the word to mean

something new and surprising. Here is an example. One day a teacher took the students to a farm and

then asked them to write something about the visit. One of her students just wrote,"The farm is so cool."

Because he thought  "cool" was the best word to show what he saw and felt. It also shows some people

don't have enough words. Without "cool", they seem to have no other words to use. Can you think of any

other words 1ike"cool"with so many meanings? If you can they are also very "cool".

1. The meaning of the word "cool'' _____. [ ]

A. is always the same

B. changes a lot

C. is "wonderful or smart"

D. is "new and surprising''

2. "You may think the famous film star Keanu Reeves is cool". Here "cool" means _____. [ ]

A. a little cold

B. a little hot

C. new and surprising

D. good-looking

3. "It also shows some people don't have enough words". Here "it" means _____.[ ]

A. the example

B. the student

C. the word "cool"

D. the visit to the farm

4. When some people use "cool" everywhere. they don't have other words,

    so the writer seems a little _____. [ ]

A. excited

B. happy

C. surprised

D. worried

5. The best title is ______. [ ]

A. Something about the Word "Cool''

B. "Cool", the Best Word to Use

C. People Use "Cool" Too Much

D. "Cool" Is a New Word

由美国次货危机引发的国际金融危机，深刻影响了世界经济的发展。回答1~2题。

1．在国际金融危机的冲击下，一些国家先后陷入经济持续下滑、失业率大幅上升的困境。为提振经济、摆脱危机，各国政府纷纷采取经济干预措施，加强对市场经济的调控，各国政府对市场经济活动进行干预，其依据是  [ ]

①市场调节具有盲目性和滞后性

②市场经济具有开放性

④政府具有经济管理职能

④政府是超越市场利益的中立者

A．①②

B．①③

C．②④

D．③④

2．2012年1月，中国混凝土机械行业龙头企业之一的S公司宣布，将斥资3．6亿欧元收购德国P公司

100％股权。P公司凭借领先的技术优势在全球混凝土泵车市场占有率曾高达40％左右，国际金融危机爆发后，公司出现严重经营困难。S公司并购P公司的积极作用在于[ ]

①形成行业垄断格局

②开拓国际市场

③加速资本周转

④促进产品升级换代

A．①②

B．①④

C．②③

D．②④

下列说法正确的是 [ ]

A.两种烃相对分子质量相同，但结构不同，性质也不同，一定是同分异构体。

B.有机物和无机物之间也能出现同分异构体。

C.两种有机物若互为同分异构体，则它们一定不互为同系物。

D.两种烃所含有碳元素的质量分数相同，一定互为同分异构体。

儿童比较物体的量时，教师选择比较的物体要突出某种量。

患者男性，45岁。平素多食，近期因外感诱发加重，多食易饥，口燥咽干，体重明显减轻，大便干燥，舌红苔黄，脉滑数有力。治法宜用（）

A.清胃泻火，养阴增液

B.清泻肺胃，养阴增液

C.滋肾养阴，益气健脾

D.滋养肺肾，清胃泻火

E.清热润肺，养阴增液