女，45岁，近1周腹痛，近3天乏力，头晕，逐渐出现活动后心慌，气短。平卧时缓解，无胸痛，查体面色苍白，血压90／60mmHｇ，心率100次／分，肠鸣音亢进

首先考虑（）

首先考虑

A.急性心肌梗死

B.肺栓塞

C.消化道肿瘤

D.内脏破裂

E.上消化道出血

--Would you like to go to aquarium with me tomorrow ?

---Sorry . I        there twice this year and don’t want to go there again.

A．have been

B．was going

C．am going

D．have gone