A) invents C) creates B) exists D) extincts
A. invents
B. exists
C. creates
D. extincts
鉴别革兰阳性菌脓毒症与革兰阴性菌脓毒症中，哪项是错误的
A. 致病毒素：前者为外毒素，后者为内毒素
B. 热型：前者为稽留热或弛张热，后者为间歇热
C. 皮疹：前者多见，后者少见
D. 休克：前者发生早，持续长，后者发生晚，持续短
E. 转移性脓肿：前者多见，后者少见
______ made the old woman not answer the telephone.
A. The doctor's advice
B. Her husband's suggestion
C. Her poor health
D. The two pieces of bad news
How did the man get Mr. Moore's books
A. He bought them from David.
B. He bought them from a bookshop.
C. He took them from a car.
D. The policeman gave him.
微信支付 
支付宝支付