prepare 是个常用动词，也是一个多义词。它既可以作及物动词用，也可作不及物动词用。为了弄清它的用法，现将它的主要用法归纳如下，供同学们在学习中参考。　　一 . prepare 作“准备;预备;筹备;制作;配制”解时，可用于以下场合：　　1. prepare + 名词或代词。例如：　　He has prepared his lessons.　　他已备好课了。　　After arriving home， she began to make a fire and prepare supper.　　到家以后，她开始生炉子，准备晚饭。　　The chemist is preparing a medicine.　　药剂师正在配药。　　Corn is a very useful plant which can be prepared in many different ways.　　玉米是一种非常有用的作物，可用许多不同的方法将其制作成食品。　　2. prepare + 双宾语(间接宾语和直接宾语)。例如：　　Mother is preparing us a meal. = Mother is preparing a meal for us.　　母亲正在为我们做饭。　　The secretary has prepared the president a long report. = The secretary has prepared a long report for the president.　　秘书已为董事长准备好了一份长篇报告稿。　　3. prepare + 动词不定式短语。例如：　　They are busy preparing to go on vacation.　　他们正忙着准备去度假。　　After the discussion they prepared to write an article to air their views.　　经过讨论，他们准备写一篇文章来提出自己的看法。　　4. prepare + for (或 against )引起的短语。例如：　　The students are busy preparing for the mid-term examination.　　学生们正忙于为期中考试作准备。　　The peasants are preparing against the drought.　　农民们正在为抗干旱作准备。　　注意： prepare against 用于为灾害、意外不幸或不愉快事件作准备。　　二 . prepare 作“使(人)作好准备;叫(人)作准备”解时，可用于下述场合：　　1. prepare + sb + for sth .例如：　　He was preparing himself for the marathon race then.　　他当时正在为参加马拉松比赛而作准备。　　The teacher prepared his students for the college entrance examination.　　老师指导他的学生为大学入学考试作准备。　　2. prepare + sb + 动词不定式短语。例如：　　He prepared himself to take out a license for a driver.　　他为取得汽车驾驶执照作了准备。　　The nurse is preparing the child to go to hospital.　　保姆在为孩子住院作准备。　　三 . 过去分词 prepared 用于系表结构，意思为“为……做好准备;打算”，常用于以下句式：　　1. be prepared + for (或 against )引起的短语。例如：　　They were prepared for the worst.　　他们已准备好应付最坏的情况。　　I knew there were problems， but I was not prepared for this.　　我知道有些问题，但却未防范这一点!　　2. be prepared + 不定式短语。例如：　　They were prepared to go to work in the countryside.　　他们准备到农村去工作。　　I am not prepared to listen to all your weak excuses.　　我不愿听你那些不成借口的借口。　　They were prepared to be friendly.　　他们打算和好。