看图，选择补全对话。
( ) （1）A: Where’s the school, please? B :.
A.Turn left. B.Go straight on.
( )（2）A: What’s he doing? B: He’s .
A.taking a picture B.reading a book .
( )（3）A: Do you want some ? B: No,I don’t.
A.bread B.dumplings