高中英语词汇短语 咬文嚼字assist 的方方面面

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例句秀]
Two students assisted me with the experiment.
两个学生帮助我做这个实验。
He assisted us to establish a new company.
他帮助我们成立了一家新公司。
He assisted his father in cleaning the car.
他帮他父亲洗车子。
We all assisted in mending the roof.
我们都帮助修理屋顶。
He worked as an assistant to the President.
他当过总统助理。
He is an assistant cook. 他是个助理厨师。
The horse is an animal assistant to man.
马是对人类有帮助的动物。
[帮你归纳]
assist为及物动词，常用于assist sb. in / with sth., assist sb. to do sth.或assist sb. in (doing) sth.结构中，意为“帮助/援助/协助某人做某事”。名词assistant表示“助手；助理；助教；店员”；形容词assistant表示“助理的；辅助的；有帮助的；副的”。如：assistant manager 副经理

[求同存异]
help 更常用，常指出于好意或同情而做出的行为，意为“帮助”。作动词接不定式的复合结构时，可带to也可不带to；还可表示“对……有利；有帮助”。aid比较正式，常用于很急需或很紧急的场合，意为“援助；资助；救护”。例如：first aid 急救；foreign aid 外援；state aid 国家援助，也可用于aid sb. in / with sth.结构中，表示“帮助某人做某事”。
[跟踪练习]
用 assist, help, aid的适当形式填空。
1. Can you do the job alone, or do you want someone to ______ you?
2. She ______ him choose some new clothes.
3. An old-fashioned kind of hearing ______ was called an ear trumpet.
4. Poole walked painfully, with the ______ of a stick.
5. Winston got a job as ______ manager at Wal-Mart.
6. It ______ a lot to know that someone understood how I felt.
7. Some of the guests ______ with the preparation of the food.
Key:
1. assist / help / aid 2. helped 3. aid 4. aid / help
5. assistant 6. helped 7. assisted / helped / aided