肠腺化生
参考答案：
肠腺化生：在慢性胃炎时，胃腺细胞可发生形态变化，如胃腺转变为肠腺样，含杯状细胞，称肠腺化生。
急性心肌梗死心电图最早出现改变是（）。
A.ST段弓背向上抬高
B.异常高大两肢对称的T波
C.病理性Q波
D.ST段压低
E.T波倒置
29. Instead of leading us a hand, he just stood by, __________________us when we were in trouble.
A．made fun of
B．got tired of
C．getting tired of
D．making fun of
________us when we were in trouble.