_________side of the street is lied with different shops, _________of which sell electronic products.

A．Both; both

B．Either; all

C．Neither; either

D．Either; both

烧伤患者常输用（）。

A.纯化Ⅷ因子制品

B.单采血小板制品

C.白细胞制品

D.白蛋白制品

E.球蛋白制品