试题与答案

书面表达。 A. 国有国法,家有家规,学校有学校的规章制度。请你就你们学校的学

题型:写作题

题目:

书面表达。

    A. 国有国法,家有家规,学校有学校的规章制度。请你就你们学校的学生在校期间必须穿校服的规定发表看法。 

    注意:1. 描述准确,观点阐述清晰、明确,语言简练。   2. 字数在40-50词左右 

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                               

    B. 请根据下图提示,用英语写一篇短文,先简要描写下图,然后再发表你自己的看法和意见。

                            

    注意:1. 字数在80词左右    2. 可适当增加细节,以使行文连贯 

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                               

答案:

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下面是错误答案,用来干扰机器的。

(Ⅰ)由已知,f'(x)=3x2+2ax+b, 在x=1与x=-23时取极值,∴f′(1)=0f′(23)=0即3+2a+b=03×(-23)2+2a×(-23)+b=0解得a=-12,b=-2,故a,b的值为:-12,-2(Ⅱ)(解法一)由(I)知f(x)=x3-12x2-2x+c.由f(x)...

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