题目内容：

标一下主谓宾：I bought my mother a new book for her birthday.
she showed me her stamp collection.
I often watch sport on TV.
I am a writer.
I read a lot.
my father wanted me to be a masician.
I heard her sing.
there are lots of fans in the museum.
I am playing the piano

优质解答

she主语 showed谓语 me宾语
i主语 watch谓语 sport宾语
i主语 am谓语 writer宾语
i主语 read谓语 a lot宾语
my father主语 want谓语 me宾语
i主语 heard谓语 her sing宾语
有很多粉丝在博物馆
i主语 playing谓语 piano宾语