句型转换。

1. His father watched a talk show last night. (对画线部分提问)

    ______ ______ his father ______ last night?

2. Did you play the piano this morning? (作肯定回答) 

    ______, I ______.

3. Gina always stays at home on weekends. (用last weekend作状语改写句子)

    Gina ______ at home last weekend.

4. My mother watches TV every day. (用now 作状语改写句子)

    My mother ______ ______ TV now.

5. Mary is very sad because she doesn't do well in her English. (对画线部分提问) 

    ______ ______Mary very sad?