They appear to be happy.

They had to call off the meeting due to bad weather.

I always keep an eye on my children when they are playing outside.

I will take the place of my colleague while they are on vacation.

The company's financial situation is getting worse and they are starting to go into the red.

They uprooted the tree, root and branch.

They have a long-standing tradition of celebrating New Year's Eve together.

They are at odds with each other over the decision.

They decided to tear down the old building and construct a new one.

They are like two peas in a pod.