根据句意，用所给单词的适当形式填空。
【小题1】He was so tired that he stopped ________(have) a good rest.
【小题2】The girls are old enough, they can take care of ________ (they).
【小题3】Next Thursday is my brother’s _______ (twelve) birthday.
【小题4】There are a few _________ (different) between the twins.
【小题5】We must be __________ (care) when we cross the busy street.
【小题6】______ ______ (事实上) , water covers most of the earth.
【小题7】Kangkang is ______ his mother ______ (带…参观) his school.
【小题8】Taiwan ______ ______ (属于) the PRC.
【小题9】After many years’ hard work, her dream ______ ______ (实现) at last.
【小题10】The boy ______ ______ (迷路) and cried on the street.

根据句意，用所给单词的适当形式填空。
【小题1】Would you like to help the _______ (able) people?
【小题2】I think it is_______ ( use ) to learn English.
【小题3】Some people do not have enough money for ______ (medicine) treatment.
【小题4】It is ______ (meaning) to support charities.
【小题5】I’m ______ (grate) to you for your help.
【小题6】I often heard her _______(play) the piano in the next room last week.
【小题7】It is important for us_________ ( protect) the wildlife.
【小题8】My aunt can’t see anything because of his _________(blind).
【小题9】My grandmother is badly ill and she needs an _________(operate) at once.
【小题10】I’m think of _________( join) it.       

根据句意，用所给单词的适当形式填空。
【小题1】We all know ______________ (pollute) water does harm to our health.
【小题2】I have read five                  (twelve) of this book.
【小题3】If you are in a blue mood, you can do your hobbies to cheer                ( you) up, boys.
【小题4】To tell you the                 (true), I felt sad while you were away. 
【小题5】The children heard the                 (frighten) shout and looked at each other in fear.