A:口腔上皮细胞
B:叶肉细胞
C:哺乳动物的成熟红细胞
D:洋葱表皮细胞
读“西亚地区图”:
说出图中数字代表的水域名称
1____;2____;3____;4____;5____
一是____洲、二是____洲、三是____洲
下列有关病毒的说法,不正确的是( )
Despite the fact that all three teams________different approaches to the problem, they were all immediate successes.