根据对话内容,选择适当的介词填空.（答得好分数就多）

根据对话内容,选择适当的介词填空.（答得好分数就多）
供选择的单词：on at like of for up from
1、look( )the bridge!is's over there
great!there are some boats under it
2、hurry ( ),mary!here is our school bus!
wait a minute!
3、can you stand( )your hands?
no,i can't.but i am good( )gymnastics.
4、i am a photographer,and i can take a photo( )you.
come( ).take a photo( )your mobile.
5、where is my sister?
she is at the gate.she waits( )you.
6、george's father is very strong.
yes,he looks( )a gymnast.
7、where are you(
i am from china.