When he ___ the bus , the poor man realized he had left his bag on it.
A:got on
B:got off
C:got to
D:got up
Robin Hood helped people, so he _______ a hero. ( )
在探究实验中,用两根相同的电阻丝和一个电压不变的电源加热一杯水,则( )
肠____ 恨____ 渴____ 焰____
汤____ 狠____ 喝____ 滔____
聋____ 榨____ 澈____ 锁____
茸____ 窄____ 撤____ 琐____
____