1,Global weather patterns have changed for many years. 2, Global weather patterns have been changing for many years.

The coach driver was very unpolite and unfriendly.

They have a variety range of healthy foods on offer.

1, I'd stayed at a hotel for six months when I bought my house. 2, I'd been staying at a hotel for six months when I bought my house.

We think our work here is of big importance.

I'm tired. Are we making a break?

The lectures were made by a series of experts.

Lunch should/was supposed to be in a typical English restaurant, but it wasn't.

1, Beyonce gave an excellent performance, 2, Beyonce had an excellent performance.

The restaurant is top-class.

We spent a great time at the party.

People do too little exercise this days.