1. Một vài từ được sử dụng để miêu tả sơ bộ về SỰ THAY ĐỔI:
Nouns: peak trough drop bottom, fall, top,highest/lowest point/level
ADJ and ADV: steep(ly) sharp(ly) steady/steadily gentle/gently, dramatic(ally)") high low
Verbs: climb, plunge, level off, drop, fall, rise, mount
2. Các từ chỉ về TREND: trend, tend và tendency.
- Phân biệt: tend/trend/tendency: http://forum.englishtime.us/default.aspx?
EX: Market resedrchers are interested in identifying trends in consumption.
There is a tendency for consumers to follow fashions.
Young people in particular tend to follow the latest fashions.
3. Những thay đổi qua thời gian thường liên quan đến sự TĂNG, hoặc GIẢM:
- increase, go up, rise, grow, expand, double, multiply, jump, climb, gain, raise, accelerate,develop, escalate
- decrease, go down, fall drop, decline, reduce, shrink, lessen, lower, contract, slow down, deplete, diminish, level off, remain/stay the same/ unchanged/ steady/ stable/ constant, fluctuate, vary
A wise man will make more opportunities than he finds.