Children waved at people outside.

Meaning: The young people on the train moved their hands to greet the people who were not on the train.

Choice of Words: Children are young people, and waved means moved their hands to greet someone. At indicates the direction of the waving, and people outside refers to the individuals who were not on the train.

Alternative Expressions

Related Expressions

• People waved goodbye.
• The old man smiled and waved at the children.
• Children waved happily to the passing train.
• The children waved to the departing bus.
• Children waved, thanked, and left.
• The children waved goodbye as the train disappeared.
• The children waved goodbye.
• The children waved goodbye to the kite as it disappeared.
• Children waved goodbye.
• The people were happy and they went outside to play.