头发黑而直,皮肤淡黄,鼻子扁平,体毛较少,这是____________人。[ ]
A.黑种
B.白种
C.澳大利亚
D.黄种
答案:D
Can you pass me ______ carrots and ______ salt ? [ ]
A. many; many
B. many; much
C. much; many
D. much; much
对组织内滋养体有直接杀灭作用,但毒性较大:()
A.氯喹
B.灭滴灵
C.依米丁
D.喹碘仿
E.卡巴砷