Tom and Mary don't seem to understand why they aren't supposed to do that.
- Tom and Mary don't seem to understand why they're not supposed to do that.
Tom and Mary don't seem to understand why they're not supposed to do that.
- Tom and Mary don't seem to understand why they aren't supposed to do that.
It's usually easy for Norwegians to get what Swedes are saying.
- It's usually easy for Norwegians to understand what Swedes are saying.
If Tom had been speaking French, I would have been able to understand him.
- If Tom had been speaking French, I would've been able to understand him.
... speech it hears." The human rights stuff is easy to understand. ...
... This map makes it so much easier to understand how to ...