For the first time, he observed a person on the right.

I observed no one on the street other than the subject herself.

I observed the others on the tour, especially a man who stood back from the rest.

"I think they're greater than what one has observed on the national scene."

But now it is observed only on one day - May 24 this year.

The two minutes silence is observed on both days, however.

The girl observed the expression on his face and decided that she had won her cause.

Students observed a moment of silence on the front steps.

In 2009, this fast day was observed on September 21.

This year, 2012 it will be observed on 21 November.