He visited many museums while staying in Europe.

This factory is emitting a large amount of sulfur dioxide.

This software corresponds to the new system.

His words had a great influence.

That decision had a bad effect on our project.

She gave birth to a baby by Caesarean section.

The staff at that restaurant provided astonishingly kind treatment, and we were very satisfied.

She gave birth to a baby by Caesarean section.

I appreciate his prompt correspondence.

Please use the emergency stairs in case of a fire.