Asian school children are on a field trip listening to a speech , except for one girl who is posing for the camera .
It is certain that the children are on a trip listening to a speech , except for one child .
It is certain that the children are on a trip listening to a speech , except for one child .
It is improbable that the children are on a trip listening to a speech , except for one child .
The children are on a trip listening to a speech , except for one child .