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shake up使战栗, 吃惊
例句：Did that lightning shake you up?
那闪电让你受惊了吧?
No one was hurt, but many of the passengers were severely shaken up by the accident.
那次事故中无人受伤, 但许多乘客都吓得胆战心惊。
2.Datch and another man gave him CPR for 5 minutes before paramedics arrived, but it would be in vain.
in vain白费地, 徒劳无益地
例句：We tried in vain to make him change his mind.
我们试图使他改变主意, 结果是白费心机。
无效果的, 无用的
例句：It was in vain that we tried to find his mother.
我们百般设法找他的母亲, 但毫无结果。
3.I felt really sad because I used to see him walking up and down the street almost every day.
used to过去一向,过去时常;过去曾(而现在不再)做
例句：The Greeks used to worship several gods.
过去,希腊人崇奉好几种神。
