We all know the truth ______ there are air, water and sunlight, there are living things.
I insisted that a doctor _________ immediately.
His pale face suggested that he _________ frightened.
We are all for your suggestion that the meeting _________.
—The experiment had failed. —I suggest you _________ again.
—Tom was late for the meeting. —_________ As far as I know, he set out very early.