Thank you for supporting the volunteer project.—________. Many hands made the light work.

Jim, read books while you are walking in the street. It’s very dangerous.—OK, thank you.

依次填入下列句子横线处的成语最恰当的一项是（ ）①胡歌坐下来看剧本 时 ，等到他表演，他仔细揣摩人物心理、台词，完美演绎了“梅长苏”这个角色。②卢嘉川不说话了，他好像陷入沉思的状态中，正襟危坐， ，苦苦地思索着什么，回忆着过去发生的一切。③那时候，知识的总量还没那么大，如果你 几十年，就可把所学的那个专业的门类全部拿下。

The doctor did what he could the girl who was badly hurt in the accident.

The train leaves at 6:00 p.m.So I have to be at the station ________5:40 p.m.at the latest.