1. (2022七上·温州月考) 用方框中所给单词的适当形式填空，每词限用一次。

open       blackboard     new    pencil     she

1. （1） My bag is old, but Betty's bag is .
3. （2） Sunday is favourite day.
5. （3） the book, please.
7. （4） How many are there in the box?
9. （5） The teacher writes his name on the .