用括号内所给词的适当形式填空。
小题1:If someone doesn’t show good manners to others, he or she is         （polite）.
小题2:            (lucky), the sick boy had a successful operation at last.
小题3:It is silly of you                (not forgive) others for their faults.
小题4: Listen! The music                 (sound) wonderful! I’ve never heard it before.
小题5: Yellow is the colour of               (wise). Some people like to use it when they study for exams.
小题6:The old man               (live) here since 1992.
小题7:You’d better make the               (decide) as soon as possible.
小题8:While I                ( travel) in Australia last summer, I saw lots of sheep.
小题9: Edison was one of the great                 (invent) in the world.
小题10:I am sure that the film is worth               (see)