ahead of和 in advance的区别和用法

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ahead of和 in advance的区别和用法

ahead of和 in advance的区别和用法
ahead of和 in advance的区别和用法

ahead of和 in advance的区别和用法
1)ahead of (在空间或时间上)超前
如:
Let's cut through the woods and get 【ahead of】 them.加sb
咱们穿过树林抄近路赶到他们前面去.
He had to work hard to remain 【ahead of his classmates】.
他必须努力学习以保持他在同学中的领先地位.
2)in advance 预先,提前 【相当于一个副词,修饰动词】
如:
If there is any change about the time of the meeting,please notify us【 in advance】.修饰notify
开会时间如有变,请提前告诉我们.
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