以下是小编整理的关于人教版高中英语必修四单词及语言点总结：Unit 5 First aid，旨在提供综合运用所需材料!常言说:万事开头难。还常说,能有一个好的开头,就是成功的一半;即使不能有一半的成功,也为今后打下好的基础。进入高一学好英语打好基础很重要。

　　高中英语必修五单词及语言点总结

　　Unit 5 First aid

　　Word usage

　　1. aid n. 1) support or help

　　v. 2) to give support or help

　　She made no effort to aid Sophia.

　　A good dictionary can aid language learning.

　　He should be able to read this without the aid of a dictionary.

　　2. bleed v. 1) to lose blood

　　2) to make someone to pay too much money

　　3) to draw blood from, as doctors did in former times to treat diseases

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　　Go away and leave me alone!

　　Leave behind leave for leave off leave out

　　12. call for v. 1) to demand

　　2) to need or deserve

　　3) to go and get someone from their house, office etc.

　　This is a problem that calls for immediate solution.

　　We will call for her early tomorrow morning

　　The sort of work calls for a lot of patience.