Questions 38-40 Complete the sentences below with words taken from Reading Passage 3. Use NO MORE THAN THREE WORDS for each answer. Write your answers in boxes 38-40 on your answer sheet. The first known medical writing in China dates back to the 【38】______.
A. Use B. Write C. The D.
【参考答案】
2nd century BC 2nd century BC 解析:Para 7: continuing a li......