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【简答题】
电压负反馈对放大器的电压放大倍数的影响是（）
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反馈参考答案：
举一反三
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【单选题】Which of the following expressions represents the core value of the mainstream society in the US?
A.
“Life, liberty, and the pursuit of happiness.”
B.
“Blood, sweat, and toil.”
C.
“Freedom, equality, and spirituality.”
D.
“Eat, drink, and be merry.”
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【简答题】What do you think of fashion magazine? Are they a friend or foe to us? please draft a passage with 50-100 words about your view. You are advised to use as many new words and expressions in this unit a...
【简答题】成年人生长素分泌过多会导致（ ）
【单选题】Which of the following expressions is mainly used in American English and in the US and other countries affected by America.
A.
Valuation, value, valuer
B.
Assessment, rate
C.
Appraisal, appraise, appraiser
D.
Evaluation
【简答题】Share with us a story or a piece of news that touched you most using the words and expressions in the language bank. 要求语音答题!
【简答题】Expressions in use Fill in the blanks with the expressions below. Change the form where necessary. Each expression can be used only once. (5 expressions) make a pact in exchange for pears of wisdom se...
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