28．A．yet                  B．already             C．still                D．or

27．A．and                 B．but                 C．so                 D．or

26．A．make                B．turn               C．let                 D．change

25．A．says                 B．writes              C．reads               D．drinks

24．A．problems             B．questions            C．ideas               D．comments

23．A．orders                B．tells               C．asks                D．argues

22．A．wise                    B．smart                   C．useful                    D．simple

21．A．so                       B．not                      C．it                           D．do

Have you ever had problems in your life and had no idea how to be happy? If ___21___，you will find Being a Happy Teenager by Australian writer Andrew Matthews ___22___．

In his book，Matthews ___23___ us how to have a happy life and answers the ___24___ of teenagers．

There are many subjects such as parents and friends，and the book ___25___ that we should stop being angry and learn to forgive（宽恕）others．The book tells us of useful skills such as how to put what you have learned into pictures of your mind to ___26___ your memory better．

Many teenagers think that happiness comes from a good exam result ___27__ praise（表扬）from other people But you can ___28___ be happy when there are no such “good” things．

Success comes from a（n）___29___ attitude．If you learn from problems，you will have success in the future．

Some school students have ___30___ such as being too tall or too short．But Matthews tells us that ___31___ comes from thinking about things in a positive（积极的）way．If you are ___32___，people notice you and you can get a ___33___ view（视线）at the movie；if you are short，your clothes and shoes ___34___ less room in your bedroom! This is Matthews' most important study：you choose to be ___35___!

20．--You said you bade an ________ thing this morning．

--Oh，I forgot my classmate's name when I met her in the street．

A．embarrassing        B．exciting           C．interesting         D．important