词语释义选出与句子中划线部分意义最接近的选项。—Today, many young people look up to those famous basketball players. —Yes．They are heroes in the eyes of young people．
A：value
B：trust
C：create
D：admire
水稻的非糯性和糯性是一对相对性状，非糯性花粉中所含的淀粉为直链淀粉，遇碘变蓝黑色，而糯性花粉中所含的是支链淀粉，遇碘变橙红色。现在用纯种的非糯性水稻和糯性水稻杂交，取F1花粉加碘液染色，在显微镜下观察，半数花粉呈蓝黑色，半数呈橙红色。
20世纪70年代末，我国思想理论界开展了一次关于什么问题的讨论（ ）
— His dog is ill. That makes him sad.
