反应胆道梗阻敏感性和特异性最好的酶是（）

A.ALP

B.ALT

C.AST

D.LDH

E.CHE

书面表达。

     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。请根据来信内容和所给

的要点提示用英语写一封回信。词数100左右。 

Dear Editor,

     I am a hard-working girl and want to be the number one in my class. 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

      提示：(1) 不要压力太大； 

                (2) 如有问题，请教老师或同学；

                (3) 考试时合理分配时间并尽量抽出几分钟检查。

      注意：(1) 可以适当增加细节以使行文连贯； 

                (2) 书信的开头和结尾已给出，但不计入总词数。

                参考词汇：分配 distribute

Dear Wang Li,

     It's good that you know what prevents you achieving satisfying scores in exams. 

     ___________________________________________________________________________________

______________________________________________________________________________________

                                                                                                                                              Editor