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问题 单项选择题

某人一次获得财产租赁所得6000元，在计算应纳税所得额时允许减除的费用为（）元。

A.500

B.800

C.1000

D.1200

答案

参考答案：D

解析：本题考查个人所得税的计税依据。财产租赁所得每次收入4000元以上的，准予扣除20%的费用，余额为应纳税所得额。所以减除费用为6000×20%=1200（元）。

单项选择题

当飞机发生火警时（）

A.警告声来自驾驶舱喇叭，没办法调节音量

B.警告声音来自音响警告组件，没办法调节音量

C.警告声来自驾驶舱喇叭，可以调节音量

D.警告声音来自音响警告组件，可以调节音量
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单项选择题

Personal computers are used by one person at a time. The largest personal computer, or PC.S, can fit on a (1) . Some of these (2) have more than one microprocessor. (3) the primary processor, which is a general-purpose device, a PC may have one or more processors to (4) special kinds of work. Some machines, (5) , have maths processors, others have graphics processors to help process photographs and other illustrations. Still others have (6) processors.

Office workers also use PCS that are not (7) to a network. These machines are used for (8) tasks as word processing, performing financial calculations, and organizing and (9) bodies of information called databases. People use PCS at (10) for some of the same kinds of tasks. They use word processing programs for (11) communication, financial software for household budgets. Individuals also use their home computers to play (12) and to communicate (13) the internet.

Small, portable PCS are (14) with people who often work away from their desks. The (15) include laptop computers, which can be (16) on the lap; notebook computers, which are about the (17) of a loose leaf notebook; and palmtop, or handheld computers, which can be operated while (18) in the hand. Laptop and notebook computers have the same (19) as desktop computers. Palmtop computers have less power but still (20) some advanced capabilities. For example, they can process household financial data.

6（）

A.noise 

B.voice 

C.sound 

D.music
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