根据句意首字母提示完成下列单词.

　　I must b ______________ my sister, she is too young.

Do you get up ______ your parents?

[    ]

　　A. early   B. earlier   C. as early as   D. as earlier as

　　根据句意首字母提示完成下列单词.

　　I must b ______________ my sister, she is too young.

7. Billy: I’ve been fixing the computer for over three hours, but it still doesn’t work.

  Nana: Why don’t you take a rest and try 　　　?  Maybe you’ll do better then.

  A . early      B .finally      C.  later       D . Once