下列哪种食物中毒是由霉菌引起的（）
A．高组胺鱼类
B．过多的食品防腐剂
C．变质甘蔗
D．毒蕈
参考答案：C
You'd better have your room _____. It's _____. [ ]
A. clean; in mess
B. clean; in a mess
C. cleaned; in mess
D. cleaned; a mess
肝脏最常见的良性肿瘤是 （
A．肝腺瘤
B．脂肪肝
C．错构瘤
D．血管瘤
E．炎性假瘤
