下列有关Crohn病临床表现的描述中,错误的是
A.病史多较长B.腹泻C.腹痛D.体重下降E.大量便血
参考答案:E
Miss Gao is going to stay at home with _____ children for the summer holidays. [ ]
A. she
B. her
C. hers
D. herself
中国马克思主义史学的开创者是()。