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【简答题】
Translate the following sentence into Chinese. 1. Defense lawyers are desperately searching for a character witness to testify on behalf their client. 2. Winnie had no sooner seen the cockroach than she screamed. 3. Never stand right in the middle of your work. 4. Are the rules for writing essays in your native language the same as or different from those for English writing ? 5. This is indeed a red-letter day for me ---- I’ve gained entry for graduate school of our university. 6. Mr. Ming pretends to be an expert on everything, but actually he is only a Jack of all trades.
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举一反三
【单选题】下列各组函数中导函数相同的是 ( )
A.
y ＝ x 2 与 y ＝ 2 x
B.
y ＝ ln(－ x )与 y ＝ ln x
C.
y ＝ ln x 2 与 y ＝ 2ln x
D.
y ＝2 sin x cos x 与 y ＝ sin2 x