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【单选题】
关于龋病下列叙述哪项错误A.
葡萄糖比其他糖对龋损的发生更重要
B.
牙化的软垢和菌斑
C.
致龋菌主要是一些附着于牙面并能产算的细菌
D.
变形链球菌是最重要的致龋菌
E.
菌斑内的酸能使有机物溶解和
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举一反三
【单选题】What is the purpose of a persuasive speech?
A.
To teach the audience new information about an unfamiliar topic.
B.
To convince the audience to take a side, think in a certain way, or believe in a particular viewpoint.
C.
To demonstrate to the audience how to do something new or to do an old thing in a new way.
D.
To establish the credentials and authority of the speaker.
【多选题】What make a proposal persuasive?
A.
Understand the reader’s need.
B.
Show the benefits and establish credibility.
C.
Make a firm and clear recommendation accompanied by action steps.
D.
Back up your solution with details.
【单选题】What's the opinion of many leading researchers on the new analysis?
A.
It is very persuasive as well as easily understood.
B.
It proves a widely-believed hypothesis in a sense.
C.
It overestimates the importance of elderly worker.
D.
It is extremely difficult to make it clear to people.
【单选题】From the first paragraph, what is a key point in persuasive communication?
A.
Stimulation.
B.
Fun.
C.
Uplifting.
D.
Likability.
【简答题】蛋白质的生理价值主要取决于必需氨基酸的种类、数量及比例。
【单选题】What is the author's attitude in this passage?
A.
Persuasive.
B.
Explanatory.
C.
Narrative.
D.
Humorous.
【单选题】What is the author's attitude in this passage?
A.
Explanatory.
B.
Persuasive.
C.
Humorous.
D.
Narrative.
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