A:效应B细胞产生抗体
B:效应B细胞进行细胞免疫
C:效应T细胞产生抗体
D:效应T细胞进行体液免疫
—I quite agree. Sometimes it's even__________ than grades.
19世纪60年代的俄国农奴制改革和日本明治维新,这两次改革相同的内容是( )
Hello, ____ ____ Lin Tao speaking. ____ ____ Tom?
-- I think your wife doesn't understand you.
-- On the c____, she understands me very well.