一、 用所给词的适当形式填空：
1. The girl can look after _______(she ) now.
2. We’ll learn the ______( twelve) lesson tomorrow.
3. Look! It’s ______( big ) than yours.
4. The boy is always _______( care) .
5. That is not ______( I ) bag. ______(I ) is green.
6. Tom draws pictures as _______(good ) as Helen does.
7. Can you swim ______(cross) the river?
