病历书写出现错字时，应当（），不得采用刮、黏、涂等方法掩盖原来字迹，每页错字不得超过（）处。
参考答案：用双线划到错字上；3
—We need to a time to have a talk, now!
—What about tomorrow? I am too busy today. [ ]
A. put up
B. fix up
C. use up
D. look up
高分子流变学
