(1)以“a” 开头的形容词如alone, alike, asleep, awake等不能做前置定语，可做表语或后置定语。
(2)某些以副词词缀 “-ly” 结尾的词是形容词，如friendly, leisurely, lovely等。
(3)下列动词既是实义动词又是系动词，注意用做系动词时，要求形容词做表语：remain, keep, become, get, grow, go, come, turn, stay, stand, run,prove, seem, appear, look。
Do you enjoy listening to records? I find records are often asgood as, or better than an actual performance.
On the whole, ambitious students are more likely to succeed intheir studies than are those with little ambition.
The number of registered participants in this year’s marathon washalf that of last year’s.
Young readers, more often than not, find the novels of Dickens farmore exciting than Thackeray’s.
(3)比较级的修饰语如 a little, a lot, the, any, even, far, hardly, lots, much, rather，还有表示倍数比较的词等，他们的位置是：修饰语+as…as…,或修饰语+more…than…。如：
Smoking is so harmful to personal health that it kills seven timesmore people each year than automobile accidents.
“Do you regret paying five hundred dollars for the painting?” “No,I would gladly have paid twice as much for it.”
inferior，minor，senior，prior，prefer to，superior，major，junior，preferable，differ from，compared with，in comparison with，different from，ratherthan。如：Their watch is superiorto all the other watches on the market.
any other +单数名词
the other +复数名词
上述词是用来将比较级结构转变成最高级意义的关键词语，切不可遗漏，否则会造成逻辑混乱的错误。如不能说：John runs faster than anyone.注意与汉语表达的不同。
(1)not so much…as…与其说……不如说……
The chief reason for the population growth isn’t so much a rise inbirth rates as a fall in death rates as a result of improvements in medicalcare.
(2)no/not any more…than…两者一样都不……The heart is no moreintelligent than the stomach, for they are both controlled by the brain.
There is no reason they should limit how much vitamin you take,any more than they can limit how much water you drink.
(3)no /not any less…than…两者一样都……She is no less beautiful thanher sister.
(4)just as…so….正如……，……也……(用倒装结构)Just as the soil is apart of the earth, so is the atmosphere.