为了加强对住房基金和社会保障基金的管理，存款人应依法申请在银行开立（）A．一般存款账

三民主义所要解决的主要无盾是( )

A．中 * * 同帝国主义的矛盾

B．封建主义与人民大众的矛盾

C．民族资产阶级和满洲贵族的矛盾

D．资产阶级革命派与立宪派的矛盾

根据对话内容，在每个标有题号的空白处填人一个适当的句子，使对话完整、合乎情景。

A: Be quick, Betty. Your uncle is waiting for you at the school gate.

B: My uncle? No, I don't have an uncle.

A:       小题1:    ?

B: He is my grandpa.

A: Really? But he looks so young.      小题2:     ？ 

B: He is 61.

A: Why is he waiting for you?

B: Today is my grandma's birthday. I will help my grandpa buy some presents for my grandma.

A: Did they buy presents for each other in the past?

B:     小题3:     . They usually bought very special presents for each other.

A:     小题4:   ？

B: They got married in 1976.

A: Does your grandpa still work?

B:     小题5: . He retired (退休) last year.

现有10g铜锌合金，向其中加入足量的硫酸可以生成0.2g氢气，请计算合金中锌的质量分数（写出具体计算过程）．

以下不是控件的类型的是（ ）。

A． UDP

B． TCP/IP

C． IMCP

D． SMTP

耐火混凝土与烧成的同质耐火制品相比荷重软化点（）。

A.高一点

B.高很多

C.差不多

D.低很多