题目内容（请给出正确答案）

[主观题]

Several factors must be controlled for efficient refrigerated storage.these include:

A、Temperature

B、air circulation

C、air composition

D、all above

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更多“Several factors must be contro…”相关的问题

第1题

He _____ so much work that he couldn't really do it efficiently.

A. put on

B. took on

C. brought on

D. turned on

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第2题

He ________ so much work that he couldn’t really do it efficiently.

A) put on

B) turned on

C) brought on

D) took on

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第3题

Fuel oil day tanks for diesel engines must be checked and cleaned and cleaned at regular intervals in order to remove________.

A.sludge

B.water

C.micro-organism growth

D.all of the above

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第4题

He ______ so much work that he couldn't really do it efficiently.

A．put on

B．brought on

C．took on

D．carded on

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第5题

He______so much work that he couldn't really do it efficiently.

A．put on

B．brought on

C．took on

D．carried on

点击查看答案

第6题

He _______ so much work that he couldn't really do it efficiently.

A．put on

B．turned on

C．brought on

D．took on

点击查看答案

第7题

He ______ so much work that he couldn't really do it efficiently.

A．put on

B．turned on

C．brought on

D．took on

点击查看答案

第8题

He ________ so much work that he couldn't really do it efficiently.

A．put on

B．turned on

C．brought on

D．took on

点击查看答案

第9题

Why did the forest fires become more acute this year?

A．Because of the lack of sufficient resources.

B．Because of the worst drought and the heat wave.

C．Because of the long time strong winds.

D．Because of the neglect of duty of the officials.

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第10题

Small business owners must accept the dens of entrepreneurship(企业家的职责). Being in business for yourself【B1】your full attention. You seldom leave the office or shop at 5 PM.【B2】do you leave job problems there. They follow you home as business homework. This means less time for your【B3】life.

The【B4】you sought can put you on the【B5】. You don't report to a boss. But you do try as hard as possible to serve your customers. They are your "【B6】". You also have to compete with creditors, employees, suppliers, and tax collectors. In other words, you are never really【B7】.

Small firms can seldom【B8】to hire enough employees so that each can specialize. You may have to prepare ads,【B9】records, make sales calls, and collect bad debts. You must be able to "wear many hats".【B10】all these tasks takes up lots of time. But you cannot【B11】long-range planning. You have to【B12】goals and develop plans to meet them. Give too【B13】time to management and your business will fail.

The major cause of business【B14】is poor management. Of every three business that start, two fail. Nearly half fail in the first five years. A person with limited talents may be able to hold a job in a large firm because others will pick up the slack(松懈，懈怠). When you are in business【B15】yourself, there is no one to "carry you".

Even if your firm【B16】, you may still have little money to spend. You may work hard for months and not take a penny out, except for the salary you pay yourself. The reason is you may have to【B17】your profits in the firm for long-term growth.【B18】you may need to meet short-term【B19】for cash. You may not even be able to draw a salary until the firm becomes a truly going【B20】.

【B1】

A．considers

B．acquires

C．requires

D．inquires

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