项不是本病的并发症
A．肠梗阻
B．肠紊乱
C．肠道出血
D．腹膜炎
E．结肠癌
参考答案：E
人类免疫缺陷病毒(HIV)在人体内作用的靶细胞是
A．CD4+T淋巴细胞
B．CD8+T淋巴细胞
C．B淋巴细胞
D．NK细胞
E．CTL细胞
A desk is made _____ wood, and paper is made _____ wood, too. [ ]
A. from, from
B. of, of
C. of, from
D. from, of
