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问题 单项选择题

根据现行规定，工程质量保证金一般是合同价款的（）。

A.1%～2%

B.5%

C.3%～5%

D.10%

答案

参考答案：C

解析：本题考查的是合同价款约定的内容。根据《计价规范》规定，工程质量保证金一般是合同价款的3%～5%；从每期支付工程进度款中，按一定的比例预留（直到达到约定金额）；进度款支付一般不超过90%。

单项选择题

肾结核X线平片征象，下列哪项正确（）

A.肾影倒八字形

B.病侧肾下垂

C.肾影不清

D.肾区可见不规则钙化灶

E.肾外形不光整
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单项选择题

Personal computers are used by one person at a time. The largest personal computer, or PCS, 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.

二、完形填空

A．for example

B．by the way

C．in the other hand

D．What’s more
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