There are many people in the park. Some are walking along the lake. _________ are sitting on the grass.

I guess we’ve already talked about this before but I’ll ask you again just __________[ ]

The teacher asked me ________ I needed any help.

I would have come earlier, but I ________ that you were waiting for me.

It was ______ cold winter night and the moon was shining brightly across ____ night sky.