I'm absolutely starving! I wish I _____________ lunch earlier. (have)

If you want strong bones, you had better _________ more dairy products. (eat)

Leo feels awful! If only he __________ in the cold without his jacket yesterday. (not go out)

Lina prefers ___________ contact lenses to glasses. (wear)

It's high time we __________ going to a gym. We have to get fit. (start)