VOICE

By whom can the stars in the sky be counted?

By whom could the stars be counted in the sky?

By whom can be stars in the sky counted?

By whom could the stars in the sky by counted?

Can you find your luggage somewhere?

Where can your luggage be found?

Where will your luggage be found?

Where could your luggage be found?

Arabic was spoken by people in Egypt.

In Egypt Arabic is spoken.

Arabic is spoken in Egypt.

Arabic is being spoken by people in Egypt.

I was interested in it.

I am interested in it.

I will be interested in it.

I have been interested in it.

Those who help themselves are helped by God.

Those who are helped by themselves are helped by God.

Those who help themselves help God.

Those who help God help themselves.