（20）同上。courtship = date（= to talk to love with）的名词date（= love talk）。

　　（21）从下文的虚拟语气看到：全家人是白费力气了，因此 ：in vain = fruitlessly，without any success or any result.

　　（22）上文的反义词orderly指明turmoil = great disorder.

　　（23）上下文中的同一形式词汇互相解释，grooming = cleaning.

　　（24）下文解释上文，即 ：autocratic = dictatory，dictatorial，making decisions without seeking or asking for the opinions of others.

　　（25）下文的what’s wrong with you 说明 you’re ailing 因此ailing = ill，sick .

　　（26）上文的长篇大论成为下文puberty rites的解释，即 ：a puberty rite = a special ceremony to celebrate the time when a child becomes an adult（= grown-up）。

　　（27）两个短句子的动词互相解释，即：regard = （近似于）believe ，而两个形容词也互相解释，即：detrimental = harmful .

　　（28）这里的handicap并不完全等于blind from birth，但是却包含了blind的意思，handicap（残疾）= inability to see，to move about，to hear etc. difficulty in doing things.

　　（29）从上下文推出 ：lag behind = fall behind，develop more slowly than.

　　（30）从上下文推出 ：echo = the same sound sent back .

　　（31）从上下文推出 ：orient = find where one is or where one is going，remember the direction in which one is moving ；

　　（32）从上下文推出 ：pitch = notes = level of sound，how high or how low one sings or speaks ；

　　（33）从上下文推出 ：poison与die有关，即 ：poison = something that，if eaten，would make people die .

　　（34）从上下文推出 ：imperceptible = not able to be tasted or smell when mixed with.

　　（35）从best friend，I can trust you，I am going to tell you is a secret三个因素推出：be confidential = trust（v）。

　　（36）从下文I can give you the item you wanted so badly 看到 ：oblige = do you a favour with something you want badly .

　　（37）从反义词词群wants to be surrounded by people 看到 ：solitude = do not want to be surrounded by people，being away from people .

　　（38）从句义看到：the man是个“醋缸子”，因此jealous = unhappy to see …… on good terms with others or be friendly to others，afraid others would fall in love with …… .

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