My English has gotten worse ever since I moved back to Japan from the U.S.
What's wrong with you? ...
My English has gotten worse ever since I moved back to Japan from the U.S.
What's wrong with you? Your grades have been getting worse recently.
The patient's condition worsened.
My son's academic performance has been slipping ever since he started dating.
Chef (in cooking competition): Your dish looks like it has been eaten by someone already. What happened to you? You look like you have gone backwards on your dishes.
A: The U.S. economy has gone backwards since 2008. B: Taiwan's economy has gone backwards since 1990.
A: How's his rehab going? B: He's actually gone backwards in his progress. I am afraid he'll never fully recover.
This is a chain of problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhuse effect, which leads to melting of glaciers, which leads to rising sea levels.