1.base on 以…为基础
例句:He based his conclusions on the evidence given by the captured prisoners.
他根据被俘囚犯提供的证据得出了这个结论
。2.ask to 要求
例句:She said she had been asked to take two suitcases to Africa by a man called Sean.
她说有个名叫肖恩的男人要她带两个手提箱去非洲
。3.health awareness 健康意识
例句:To improve people's fitness and health awareness plays a key role.
对提高人们的身体素质及健康意识起着关键作用.
4.try to 设法
例句:I try to remember all the good times I've had here.
我试着回忆在这里度过的所有美好时光
。