1. 为了学好英语, 他天天听收音机。
    ________ ________ English well, he listens to the radio every day.
2. 他已邀请我去参加他的生日聚会。
    He has ________ ________ to go to his birthday party.
3. 他不知道她最喜欢的科目是什么。
    He doesn't know what her ________ ________ is.
4. 我能记住我所看到的每一件事情。
    I can remember ________ I ________.
5. 你经常帮助你妈妈做家务活吗？
    Do you often ________ your mother ________ the housework?