细胞核内存在着一些容易被_________染成深色的物质，称为染色体。
碱性染料
19154为了早期先锋派的主要口号，又称（）
— Did you hear about Zhang Lili who saved the kids from being run over by a school bus?
— Yes. What do you think most people _____ if they were in a similar situation?
A．will do
B．will have done.
C．would do
D．would have done
