治疗消化性溃疡患者上腹部疼痛效果最好的药物是 A．H2受体拈抗_爱下问搜题

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问题单项选择题

治疗消化性溃疡患者上腹部疼痛效果最好的药物是

A．H2受体拈抗剂
B．质子泵抑制剂
C．抗酸药
D．粘膜保护剂
E．促动力剂

答案

参考答案：B

改错题

下列每句的画线部分中有一处错误，找出并改正。

(      )1. For many teenagers, Du Fei has a few habits that are not so good for him.
              A                                        B                            C
(      )2. I would rather go out than to stay at home.
                      A                        B    C
(      )3. Exercising helps teenagers to stay health.
                   A                                     B    C
(      )4. He finded it important to learn English well.
                      A    B                  C
(      )5. His teachers want him change his attitude.
                                  A           B              C

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问答题简答题

什么是综合？请简述其特征。