人的体细胞中染色体数目是46,细胞正常分裂后,两个新细胞的染色体数目分别是[ ]
A. 92、46
B. 92、92
C. 23、46
D. 46、46
答案:D
丝虫病()
A.乳糜尿
B.游走性皮下结节
C.干线性肝硬化
D.胆囊炎
E.肺脓肿
— Hainan Island is the ______ largest island in China.
— Yes, and the weather there is nice. So every year ______ people come here to enjoy themselves. [ ]
A. two; thousand of
B. second; thousand of
C. two; thousands of
D. second; thousands of