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【多选题】
When examining the language of an Englishteacher, the reviewer should consider ____.A.
his/her pronunciation and fluency in delivery
B.
his/her switch between English and Chinese
C.
his/her switch between formal and informal expressions
D.
his/her switch between academic and non-academic expressions
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【简答题】听录音，填单词。 1. I like _______. 2. I don't like _______ bikes. 3. _______ tree is tall. 4. I like morning _______.
【简答题】连词成句。 1. soup, I, some, like, would (.) _________________________________________ 2. I, rice, don't, like (.) _________________________________________ 3. some, apples, you, like, Would (?) __________...
【单选题】函数 y = f(x) 的图像如下图,则函数的定义域是?单调减区间是?
A.
[ －1，4] [-1，1]
B.
[ －1，4] [1，3]
C.
[ －1，1] [1，3]
D.
[ －1，1] [3，4]
【简答题】看图填空。 1. Why? Because I like to ____________. 2. I like ____________, too. I like to splash in the rain. 3. In summer, I like to ____________ in the sun. 4. In fall, I like to play with ____________.
【简答题】按要求改写句子。 1. I like that sweater. (变为复数) I like _____________ _____________. 2. I like those books. (改为一般疑问句) _____________ you _____________ those books? 3. Red is my favourite colour. (对划线部分提问) _____...
【简答题】（本小题满分12分）函数f(x)=ax 2 －2(a－1)x－2lnx ,a>0 (1)求函数f(x)的单调区间； (2)对于函数图像上的不同两点A(x 1 ,y 1 ),B(x 2 ,y 2 )，如果在函数图像上存在点P(x 0 ,y 0 )（其中x 0 在x 1 与x 2 之间），使得点P处的切线l平行于直线AB，则称AB存在“伴随切线”，当x 0 = 时，又称AB存在“中值伴随切线”.试问：...
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