补体经典途径激活的顺序是().
A.C123456789
B.C124536789
C.C142356789
D.C124356789
E.C356789
参考答案:C
"One World One Dream" fully () the universal values of the Olympic spirit —Unity, Friendship, Progress, Harmony, Participation and Dream.
A. dreams
B. reflects
C. understands
D. remarks
沼液浸水稻种时,要求浸种前种子()。
A、需要晒1-2天
B、需要晒3天
C、无所谓
D、需晒3-4天