I think you should take more exercise.
I think you should stop complaining; Do you agree? I think you should stop complaining, do you agree?
I think you should go there by bus. I think you should go there by bus.
I think you should enclose this word. I think you should put brackets around this word.
I think you should take more exercise. I think you should take more exercise.
I think you should go on a diet. I think you should go on a diet
I think you should try to stop worrying about food. I think it's time for you to have a rest and stop nagging about food.
First, I think you should study biology hard. First of all, I think you should work hard on biology.
I think you should learn to keep calm on this occasion. I think you should learn to hold your breath on this occasion.
I think you should set the weather pointer first. I think you should set the weather pointer first.
I think you should go out and get some fresh air. I think you should go out and get some fresh air.