仙人掌、仙人笔、霸王花和海星花属于同一种()。
A.生态型
B.生活型
C.生态位
D.生境
参考答案:B
----What will you buy for your husband’s birthday?
---- I want to buy a ________ wallet for him.
A.small black leather
B.black leather small
C.small leather black
D.black small leather
阿司匹林通过抑制()而发挥解热镇痛作用。
A.磷脂酶
B.环氧酶
C.脂蛋白酶
D.单胺氧化酶
E.脂肪氧合酶