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问题 填空题

设函数y=f(x)的图象在[a，b]上连续，若满足（    ），方程f(x)=0在[a，b]上有实根。

答案

单项选择题

建设项目各参与方的资质、信誉和( )等，直接关系到其所承担的建设项目。

A．原料价格

B．相关经验

C．质量控制

D．机构性能
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写作题

假如你是某家英文报社的编辑，昨日收到一位中学生读者王丽的来信。请根据来信内容用英语写一封回信。词数120左右。

Dear Editor,

I am a hardworking girl and want to do well in my lessons．But in the exams, I always make mistakes that I should have avoided．I really worry about it．What can I do to improve my performance in exams?

Wang Li

注意：信的开头和结尾已给出，不计人总词数。

Dear Wang Lin，

                                                                              

                                                                              

                                                                              

                                                                              

Editor
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