母管制锅炉的组成是()。 A.单机单炉 B.一炉多机 C.一机多炉 D.多机多炉

题型:单项选择题

问题:

母管制锅炉的组成是()。

A.单机单炉

B.一炉多机

C.一机多炉

D.多机多炉

考点:燃油燃气锅炉司炉工燃油燃气锅炉司炉工题库
题型:单项选择题

阅读理解。

     There is a new park near Andy's home. It's fine today. Andy and his family are in the park now. On their

left, there is a cafe. On their right, there is a big lake. There are many flowers and trees around the lake.

There's a small hill behind the lake. Near the lake, there are two signs. One says, "Don't swim in the lake!" The

other says, "No fishing!" But you can go boating on the lake. There is a beautiful garden in the middle of the

park. There is green grass and beautiful flowers in it. There are some small shops between the lake and the

garden. The park is so nice. Andy and his family like it very much.

1. The park near Andy's home is _______.

A. new and beautiful

B. old and beautiful

C. clean and new

D. old and clean

2. Where is the cafe?

A. Around the lake.

B. On the hill.

C. Near Andy and his family.

D. In the Lake.

3. Andy and his family can _______ on the lake.

A. swim

B. fish

C. boat

D. play

4. The garden _______.

A. is not beautiful.

B. has two signs in it.

C. is in the park.

D. is between the cafe and the lake

5. What do the small shops in the park sell (卖)? 

A. Flowers.

B. Books.

C. Fish.

D. We don't know.

题型:单项选择题

以下选项中是我国居民纳税人的有( )。

A.在我国有住所,因学习在法国居住半年的张某

B.在我国工作3年的外籍专家

C.在我国居住满5年,第6年回国探亲两个月的安妮

D.2007年1月1日来华工作,次年12月31日回国的外籍人员

E.2007年1月20日来华学习,1年后回国的罗伯特

题型:单项选择题

关于生殖权利错误的是()

A. * * 的一个基本组成部分

B.是人的自然权利

C.是人类的生存和延续所不可缺少的

D.在保护生殖权利与调节人口之间存在着矛盾

E.有悖于我国计划生育原则

题型:单项选择题

留置权人与债务人应当约定留置财产后的债务履行期间,没有约定或者约定不明确的,留置权人应该给债务人( )以上履行债务的期间。

A.1个月

B.2个月

C.3个月

D.6个月

题型:单项选择题

可获得无子西瓜、青霉素高产菌株、矮秆抗病小麦的方法分别是()

①诱变育种

②杂交育种

③单倍体育种

④多倍体育种

A.①②④

B.④①②

C.②①③

D.④①③

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