The experiment shows that proper amounts of exercise, if regularly, can improve our health.
I’m afraid we can’t have coffee; there’s _____ left.
“I’ve told everyone about it.” “Oh, I’d rather you _____.”
The classroom is almost empty, where is _____?
“He will take you as well.” “But I’d rather he ______.”
Don’t go to _____ places where there is no fresh air.