汇票付款人承诺在汇票到期日支付汇票金额并盖章的行为称为 ( )。A．出票 B．背书

实物配租的廉租住房来源不包括（）。

A.政府新建、收购的住房

B.社会捐赠的住房

C.腾退的公有住房

D.旧房经改造后的住房

下列关于增值税一般纳税人进项税额抵扣的处理中，正确的有（）。

A.外购货物用于个人消费，进项税额不得抵扣

B.外购货物用于本企业不动产的在建工程，取得增值税专用发票，进项税额是可以抵扣的

C.外购货物用于对外捐赠，进项税额不得抵扣

D.销售免税货物支付的运输费用，进项税额不得抵扣

(15分) Ⅰ、某同学用下图所示装置（尾气吸收装置未画出）向溶液Y中通入NH₃和CO₂

（1）下列为实验室制备NH₃和CO₂的备选药品：

a.NH₄Cl    b.CaCO₃（块状）   c.Ca（OH）₂      d.NaOH     e.浓氨水   

f.稀盐酸   g.稀硫酸

则上述装置A处的试管中所放药品的最佳选择为        （用药品序号填

空，下同）；装置D处固体药品的最佳选择为         （用药品序号填空）。

（2）下列各项制备实验中，也可利用装置D处仪器完成的是       （填序号）。

A．MnO₂与浓盐酸反应制备Cl₂

B．Cu与浓硫酸反应生成SO₂

C．由H₂O₂分解制O₂

D．乙醇与乙酸反应制备乙酸乙酯E．Zn与稀硫酸反应制备H₂

（3）写出上述装置A处的试管中所发生反应的化学方程式：

                                                            。

Ⅱ、甲同学利用下图所示装置探究SO₂和Cl₂两种气体按不同比例混合后的漂白性。

试分析：

①在气体进入品红溶液之前，先将SO₂和Cl₂通过盛有浓硫酸装置的目的是：

                                                    。

②甲同学在实验过程中发现：通气一段时间后，品红溶液几乎不褪色，其原因是：                                   （结合反应方程式）。

   A young British sailor was missing at sea yesterday in similar circumstances(情况)to the way his father died five years ago．

The dinghy(救生橡皮船)，used to take Richard Smith，21，to his yacht(快艇)，was discovered empty, floating in seas off the Caribbean island．An air and sea search was carried out but he has still not been discovered．

Richard’s mother, Bicknell，said from her home in Hampshire，“It’s so much coincidence．Richard always carried a photograph of his father attached to a poem，which included the date of his disappearance．”

“Now, it’s very strange because all they have found is Richard’s dinghy．We need to know this time what has happened one way or another．If you know at least you can go through the grieving process(悲痛的过程)．”

In November 1996，Mr. Smith’s father, Charlie，was sailing in the Tasmen sea between the Australian mainland and the island of Tasmen with his new wife．They lost radio contact with the shore and they, together with their yacht were never seen again，and their disappearance remains a mystery．

Richard is described a talented(有才能的)and experienced sailor who has crewed for the champion ocean racer．He had sailed to the。Caribbean in November to crew ocean racing yachts for entertainment．He ended the evening drinking in the Abracbabra bar but left after local police closed it for being too noisy．

About 2 am the following day Richard headed back for his dinghy．He started its outboard motor before giving all elderly woman a lift to her yacht after her dinghy had gone missing．It was the last time he was seen．

61．Riehard Smith was       in 2000．

A．ten    B．fifteen    C．twenty    D．eighteen

62．People searched for Richard using     ．

A．ship only   B．ship and radio          C．ship and plane   D．yacht and car

63．According to the passage，we know Richard died because       ．

A．he was a green hand in sailing

B．some unknown animal attacked him

C．that was a maze in the area he was sailing

D．of something we don’t know

64．Which statement is NOT true according to this passage?

A．Young Smith had lost radio contact with the shore before he died．

B．Richard’s father had married two women at least．

C．Richard didn’t drink on the evening before he was lost because the

policeman closed the bar．

D．Richard was seen at about 2 am the day he disappeared．

65．The writer tells us    ．

A．a story about two heroes     B．a piece of news about a merchant ship

C．a coincidence             D．the dying process of Richard

环宇公司计划用新没备替换现有的旧设备，旧设备预计尚可使用6年，旧设备账面价值为8万元，目前变价净收入为4万元。新设备投资额为12万元，预计使用6年。至第6年年末，新设备的预计残值为1.2万元，旧设备的预计残值为0.4万元。预计使用新设备可使企业在第1年增加营业收入4万元，第2～ 5年每年增加营业收入3万元，第6年增加营业收入3.2万元，使用新设备可使企业每年降低经营成本1.6万元，无建设期。该企业按直线法计提折旧，所得税税率为25%。 要求： (1)计算使用新设备比继续使用旧设备增加的投资额； (2)计算因旧设备提前报废发生的处理固定资产净损失抵税额； (3)计算使用新设备比使用旧设备每年增加的折旧额； (4)计算使用新设备比使用旧设备每年增加的营运成本， (5)计算使用新设备比使用旧设备每年增加的息前税后利润； (6)计算使用新设备比使用旧设备每年增加的净现金流量。