Many years ago my teacher bought a book which was __ value.
A.of
B.in
C.for
D.about
答案:A
温抗体型自身免疫性溶血性贫血其抗体最活跃的温度是()
A.36.5℃
B.20℃
C.37℃
D.37.5℃
E.36℃
我国是自行车王国.常见的自行车有“28”、“26”和“24”等型号,这些型号是按车轮直径的英寸数命名的,如“28”型号车直径即为28英寸,英寸与cm的换算关系是:1英寸=2.45cm.“26型号车的车轮直径是______m,周长是______m.