对号入座 （to,between,in,of,at,on,with,for,about,from) 1、Thank you （ ）your help.

对号入座 （to,between,in,of,at,on,with,for,about,from) 1、Thank you （ ）your help.
2、There are some big trees （ ）the two building.
3、The girl （ ）long hair is his sister.
4、The man （ ）white is Mr Green.
5、This is a photo （ ）my family.
6、Classes begin （ ）half past seven.
7、Our National Day is （ ）the first of October.
8、I'd like some noodles.What （ ）you?
9、They are Americans.They are （ ）Washington DC.
10、At Christmas,people usually give presents （ ）each other.