______________ have some French fries? [ ]
A. I Can
B. Can I
C. do I
D. Am I
答案:B
The wine industry in the area has developed in a special way, ______little foreign ownership.
A.by
B.of
C.with
D.from
放射免疫分析的标记物是用()
A.核素标记抗原
B.核素标记抗体
C.限量
D.等量
E.过量