Some of this heat near the earth’s surface _________ make electricity.
---Look! The clouds are gathering. ---Yes. I’m afraid it __ be pouring down soon.
The poor boy __ the test again; in that case, his mother will be very disappointed.
It’s said that there are plenty of hotels in that town. There___ be any difficulty for you to find somewhere to stay.
I ___have written to him because he phoned me shortly afterwards.
From what I learn about their hotel, the service and the weather, they __ their holiday very much.