Examples of predicative clauses

This is what I want, this is what I want. The reason why he was late is that his bike broke down. Next sunday is when we shall meet. Next Sunday is when we shall meet. It's the time we meet. This is why I am late. My problem is which computer to choose. The argument is whether it rains tomorrow. Whether it rains tomorrow is the content of the argument.

What the police want to know is when you entered red the room.

The trouble is that we are short of funds.

This is what we should do.

That’s why I want you to work there.

His first question was whether Mr. Smith had arrived yet His first question was whether Mr. Smith had arrived yet.

Note: Questions in clauses use normal word order, that is, declarative word order.

As if, as though, because can also be used to introduce predicative clauses.

She seems as if she had done a great thing.

It is because you eat too much.