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[单选题]
You must accustom yourself to be more____ when you are with people.
A
at your convenience
B
at your ease
C
on duty
D
on vacation
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试题答案:
B
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You see the results of the experiment are interesting: they____ more questions than they can answer.(1分)
4. Using medicines derived from plants is a practice probably as old as humankind itself. Prehistoric peoples likely noted when consuming a particular plant part provided relief, such as willow bark "tea" lowering a fever. Sumatran (苏门答腊的) clay tablets engraved forty centuries ago list plant-based remedies for common ills, as do ancient writings from Egypt and China. In nineteenth-century United States, St. John's wort Echinacea were just two of many commonly used herbal remedies.Many modern medicines are synthetic versions of plant-derived "natural products." A compound from a periwinkle plant, for example, served as the basis for a powerful drug that fights leukemia (白血病). Poppies provide alkaloids such as morphine that are potent painkillers.In the U.S. today, one-third of all adults have tried herbal treatments, creating a multibillion-dollar market. The resurgence of interest in herbal medicine is largely due to the Dietary Supplements Health Education Act (DSHEA. of 1994, which expanded the definition of "dietary supplement" beyond essential nutrients to include "herbs botanicals," thus removing them from regulation as drugs. This designation means that labels can only mention ways that the herbal product can promote health, not cure disease. For example, valerian root "promotes restful sleep," St. John's wort "may help enhance mood," and Echinacea goldenseal "may help support the immune system." Many physicians biochemists argue that active ingredients in many herbal remedies are indeed drugs, should be regulated as such.It is wise to consult a physician when considering use of an herbal product. Even for a well-understood remedy such as cranberry extract, additional therapy may be required, or drug interactions a possibility. The law may not currently consider herbal ingredients to be drugs, but science indicates otherwise.
Research shows that people feel unhappy and worried when they have nothing to do . _______, the happiest are those who are busy.(1分)
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He was a beautiful horse that looked as though he____ out of a painting by xu beihong.
You don't look very ___. Are you ill? —No,I'm just a bit tired.(1分)
23.Sports have unwritten rules, so does the business—and violators are often punished just as swiftly. Here are some of them. First of all, never dress above your position. Everybody knows that dressing for success is important in the job. It’s also the surest way to draw the not-so-friendly fire of colleagues. Dress slightly “better” if you want—but just slightly. Otherwise you’ll be perceived as a shameless climber. The only time this doesn’t apply is if you run your own business, but even then you should dress in a way that enhances your image while ensuring customers feel comfortable. Besides, never embarrass a peer in a meeting. A colleague proposes an idea. It stinks. Not your job to say so, though. If you’re a supervisor and another supervisor makes a terrible suggestion that doesn’t affect your area or your employees, sit tight. Let someone else, preferably someone above you, shoot it down. Then jump in if you can to modify the idea so it is more workable, giving credit to the other supervisor for raising an important issue, of course. Bad ideas come and go, but professional relationships should be forever. Furthermore, never “borrow” someone’s idea. Business owner, CEO, supervisor, entry-level employee … doesn’t matter. Always give credit where credit is due. Steal an idea and the victim never forgets. And don’t fall back on the old, “Well, they work for me, and we’re a team … so I was just raising the idea on behalf of the team.” No one goes for that excuse but you.(10分)23.1 According to the passage, what is the similarity between sports and business?(2分)A. They have promising future prospects.B. They never punish the violators.C. They both have strict rules.D. They both have unwritten regulations.参考答案:D
_______ that the earth is the only planet for living beings?(1分)
6. (A)can't (B)don't (C)never (D)won't
Do you like any of the music____ you've listened?
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