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问题 解答题

已知某一次函数的图象经过点A（0，2），B（1，3），c（a，1）三点；求这个一次函数的解析式及a的值。

答案

解：设一次函数的解析式为

则由条件得

解之得：

即一次函数的解析式为：

听力题

根据句意及首字母或汉语提示，写出各句中所缺单词的正确形式。（每空一词，共10分）

小题1:I will                （感激）it if you could come to help me .

小题2: The                （志愿者）for community service are doing a good job .

小题3:The government provides                （可移动的）libraries for that country .

小题4: My father             （检查）the tree and found that there was indeed a branch broken off .

小题5:In                  （如释重负）, the girl took a deep breath .

小题6:P               , I think the team who won first place cheated .

小题7:The 21st century is the century of information t                   .

小题8:You can’t c               with others in the job market if you don’t have a special skill .

小题9:A nature r                is an area of land where wildlife is officially protected .

小题10:Wearing sunglasses can p               your eyes from the sun .
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单项选择题 A1/A2型题

肢体关节疼痛，重着，肿胀，手足活动不灵，肌肤麻木不仁。此属痹证的何类型（）。

A.行痹

B.痛痹

C.着痹

D.热痹

E.以上都不是
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