口腔黏膜中与结缔组织形成交界的是()
A.角质细胞
B.黑色素细胞
C.基底细胞
D.朗格汉斯细胞
E.梅克尔细胞
参考答案:C
There are altogether fifty-four students in our class, _____ is a new comer from a faraway
mountain village.
A.the most diligent of who
B.but the most diligent of whom
C.the most diligent of them
D.of whom the most diligent
亚洲的河流受地形、地势的影响显著,其主要特征是( )
A.自北向南流入印度洋
B.自南向北流入北冰洋
C.自西向东流入太平洋
D.呈放射状流向周边的海洋