美语听力练习素材:希拉里前往纽约地铁拉票

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例句：We want a man who must be able to cost.
我们需要一个能计算成本的人。

2.national weather service 国家气象局

例句：The National Weather Service has reported several tornado sightings in Illinois.
美国国家气象局报道说在伊利诺伊州出现了几次龙卷风。

3.stick to 坚持

例句：Immigrant support groups are waiting to see if he sticks to his word.
支持移民的团体正观望他是否遵守诺言。

4.fire back 回击

例句：When the enemy start shooting, you may fire back.
敌人开火时，你们可以回击。