A lot of unique markets could be found in London.

We could find our way around Rome easily by using online maps on our smartphones.

It would be much easier if we can find the information on the internet.

We hope you’ll be able to offer us a discount if we stay in the hotel for two weeks.

Even though we were cold and tired, we could / were able to reach the top of the mountain.

I can’t carry everything, so I had to leave some things behind.

I’d be grateful if you can advise me about which book to buy.

I was so worried that I couldn't sleep / couldn't have slept and I lay awake all night.

I was very happy that I could meet all your friends when I visited you last month.

I’m really pleased to hear that you could come to visit me next month.

I could buy / could have bought my tablet more cheaply online, but I got it from my nearest independent computer shop instead because I like to support local businesses.

Although the shop was very crowded, we could / were able to get the shopping done quite quickly.

Can you / Are you able to hear the neighbours’ television? It’s far too loud!