在“检验光合作用释放的气体”的实验中,使带火星的木条猛烈燃烧的是( ) A.氧气

题型:选择题

问题:

在“检验光合作用释放的气体”的实验中,使带火星的木条猛烈燃烧的是(  )

A.氧气

B.二氧化碳

C.氧气和二氧化碳

D.氮气

考点:探究实验:绿叶在光下制造有机物演示实验:光合作用产生氧气
题型:选择题

阅读理解

       You have heard of Webster Toys. Webster have made good, safe, interesting toys for more than a

hundred years. Now, we sell them, and children play with them, in countries from New Zealand to

Norway and from Japan to Brazil. We are looking for someone to sell our toys in the

Far East. He or she, should be between the ages of thirty and forty. He should already have some years

of selling experience in world markets. He should speak English well, and at least one other Far Eastern

language.

       The person we are looking for would live in Singapore and work in one office there, but he must

travel for up to six months a year. He should know the Far East quite well. He should know how to sell

in established markets and where to find new ones. He should understand money and make more than

ever before, for himself and for Webster Toys.

       Webster want someone who can stand on his own feet. If you think you are the person we are

looking for, write to Mr. J. Sloman at our Head Office.

1. Webster are looking for a person to sell toys            .

A. in New Zealand                    

B. in Norway

C. in Brazil                            

D. in the Far East

2. The person Webster are looking for should be            .

A. thirty years of age

B. forty years of age

C. between thirty and forty years of age

D. less than thirty years of age

3. "He should already have some years of selling experience in world markets" means

"__________".

A. he has already sold things in different parts of the world for some years

B. he has sold toys for some years

C. he has sold toys all over the world for some years

D. he has already sold things for some years

4. The person Webster are looking for should speak            .

A. good English and any one other language

B. good English and a Far Eastern language

C. good English or any other language

D. good English or any other foreign language

题型:选择题

山西汾酒是中国()型白酒的典型代表,工艺精湛,源远流长,素以()特色而著称。

题型:选择题

分水岭脑梗死多由于()

A.动脉粥样硬化所致

B.血流动力学所致

C.脑血管痉挛所致

D.微栓子所致

E.脑外盗血综合征所致

题型:选择题

召开村民会议时,要有本村( )以上的户的代表参加。

A.2/3

B.3/5

C.3/4

D.4/5

题型:选择题

根据《GB50374-2006通信管道工程施工及验收规范》管道进人人(手)孔时管口不应凸出人(手)孔内壁应终止在距墙体内侧()处并应严密封堵管口做成喇叭口。

A.50mm

B.60mm

C.80mm

D.100mm

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