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问题 单项选择题

不使用刀具时，应将刀具放在安全、洁净、干燥的刀具架上或刀具柜内，这样既能防止生锈，又能避免刀刃损伤或（）。

A、防止污染

B、伤及他人

C、避免细菌滋生

D、防止意外

答案

参考答案：B

单项选择题

（）主要是指工业化、城市化的不适宜区，包括各类生态脆弱区，以及各方面发展潜力不够，工业化、城市化发展条件最差的地区。

A.控制开发区

B.禁止开发区

C.控制发展区

D.适度发展区
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单项选择题

When you think of the Internet, you probably think of ".com." Just what do those three letters at the end of a World Wide Web address mean Every computer that hosts data on the Internet has a (71) numerical address. For example, the numerical address for the White House is 198.137.240.100. But since (72) people want to remember long strings of numbers, the (73) was developed. It is a critical part of the Internet’s technical infrastructure, correlates a numerical address to a word. To (74) the White House website, you could type its numerical address into the address box of your web browser. But most people prefer to use "www. whitehouse. gov." In this case, the domain name is (75) .

（72）处填（）。

A．most

B．more

C．few

D．every
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