1. 多句选词填空

help   one   swim   they   America

1. （1） Tomorrow is Sunday. Let's go .
3. （2） Are there any in your school? No, there aren't.
5. （3） Andy is a  boy. We all like him.
7. （4） Lily and Nick are twins.  mother is a doctor.
9. （5） Excuse me,where is the reading room? It's on the  floor of Building A．