下列有关1929年—1933年世界经济危机的叙述中,错误的一项是()
A.首先发生在英国
B.根源是资本主义社会的基本矛盾
C.席卷整个资本主义世界
D.危机破坏性极大
参考答案:A
Samuel Clemens, ______ Mark Twain, wrote many popular stories. [ ]
A. was known as
B. known as
C. was known for
D. known for
下述哪项是卵巢肿瘤常见的并发症()
A.蒂扭转
B.囊肿破裂
C.感染
D.恶变
E.破裂后腹膜炎