完整拼出句中欠缺的單詞.
    1 A person's yearly i( )e is all the money that he gets in a year.
    2 He has a s( )e for extracting gold from sea water.
    3 Will you p( )r me a cup of tea, please?
    4 The newspaper is an advertising m( )m.
    5 I have no i( )t in politics.
    答案：
    1 income
    2 scheme
    3 pour
    4 medium
    5 interest