Please wait here until _____, I have an urgent matter to discuss with you. (Complete the sentence)

Physical exercise strengthens both body and mind. If you maintain it consistently, you will keep fit.

They approached you with a view to asking for help, but your harsh reaction discouraged them.

I was not hungry at all. If I had been hungry, I would have eaten something.

Forests are indispensable for ecological balance. Therefore, we should plant trees more and more.

There goes evidence that time and tide wait for none. Hence, we must manage our time prudently.

We should consume only uncontaminated water. Since this bottle's water is impure, we should not drink from here.