E.g. I only answered 20 percent of the questions correctly. You shouldn’t have copied my answers.
E.g. 85% of Eric’s paycheck goes to his wife. The other 15% goes to the government. Both do nothing for Eric.
通常在 the／a small／a large…＋percentage of sb or sth 的時候用
1. Percentage被放在 the後時，用單數形動詞：
E.g. The percentage of uneducated people in this city is relatively small. Nearly everyone has a bachelor’s degree or above.
E.g. A large percentage of children in the school come from single-parent families.
E.g. A large percentage of the crop has spoiled.
rate指的是比率，比值，率等，如tax rate稅率,crime rate犯罪率等。
E.g. The crime rate in this city is rapidly increasing. There are violent crimes happening almost every day.
E.g. The ratio of students to teachers is 35:1.
E.g. Only a tiny proportion of the population is infected by the H7N9 virus.