急性腹痛伴呕吐、阵发性绞痛、腹胀、停止排气排便，见于（）。
A.胃肠穿孔
B.急性阑尾炎
C.胃癌
D.肠梗阻
E.肠套叠
参考答案：D
根据句意选择正确的单词。
1. She likes drawing and math. She can design cars. She is an ____________.[ ]
A. engineer
B. salesperson
C. cleaner
2. He enjoys math. He helps the bank use their money well. He is an ____________.[ ]
A. actor
B. accountant
C. writer
3. She enjoys helping people. She is a ____________.[ ]
A. artist
B. actress
C. policewoman
有助于嗜铬细胞瘤的诊断
A．苄胺唑啉降压试验
B．安体舒通试验
C．地塞米松抑制试验
D．肾动脉造影
E．尿浓缩稀释试验
