1.advice, advise.
advice 是不可數(shù)名詞，a piece of advice，advise 是動詞。
This is my advice to you.
I was advised to purchase an economical car.
2.affect, effect.
affect 是動詞; 意為influence. effect可以是動詞也可以是名詞。動詞effect意為cause to happen, 名詞effect意為the result。
Smoking affects health.
I was deeply affected by the news.
What is the effect of the movement?
3.farther, further.
Farther 指距離; further 表示時間，程度和數(shù)量等概念。
Chicago is farther north than Fort Worth.
Call this number if you want to get further information.
4. in regard to, as regards, 或 regarding
I am writing in regard to (or as regards, regarding) your letter of May 10.
5.in spite of, despite都是介詞,后面不跟從句。
Despite the bad weather we enjoyed our holiday.
In spite of the rain, he didn\’t bring an umbrella with him.
6.percentage, percent. percent跟在數(shù)字之后
A large percentage of my money is spent on food.
Almost fifty percent of the students attend the concert.
7.principal, principle.
Principal可作名詞或形容詞,意為chief official or main. Principle僅作名詞,意為fundamental truth 。
In his research he followed basic scientific principles.
The principal side effect of decongestants is drowsiness.
The chairman pointed out his principal objections.
8.wait on意為serve, 不要與wait for混淆。
My friend was late; 1 had to wait for him for half an hour.
Good waiters are willing to wait on customers.
advice 是不可數(shù)名詞，a piece of advice，advise 是動詞。
This is my advice to you.
I was advised to purchase an economical car.
2.affect, effect.
affect 是動詞; 意為influence. effect可以是動詞也可以是名詞。動詞effect意為cause to happen, 名詞effect意為the result。
Smoking affects health.
I was deeply affected by the news.
What is the effect of the movement?
3.farther, further.
Farther 指距離; further 表示時間，程度和數(shù)量等概念。
Chicago is farther north than Fort Worth.
Call this number if you want to get further information.
4. in regard to, as regards, 或 regarding
I am writing in regard to (or as regards, regarding) your letter of May 10.
5.in spite of, despite都是介詞,后面不跟從句。
Despite the bad weather we enjoyed our holiday.
In spite of the rain, he didn\’t bring an umbrella with him.
6.percentage, percent. percent跟在數(shù)字之后
A large percentage of my money is spent on food.
Almost fifty percent of the students attend the concert.
7.principal, principle.
Principal可作名詞或形容詞,意為chief official or main. Principle僅作名詞,意為fundamental truth 。
In his research he followed basic scientific principles.
The principal side effect of decongestants is drowsiness.
The chairman pointed out his principal objections.
8.wait on意為serve, 不要與wait for混淆。
My friend was late; 1 had to wait for him for half an hour.
Good waiters are willing to wait on customers.