Before me was a fair-sized chamber that, from its appointments, I knew must have at one time been a guardroom.
Groping with my hands along the face of the rocks to which the craft was moored, I discovered a narrow ledge which I knew must be the avenue taken by those who had come before me.
It was a relief to stumble against something which he knew must be the low mud fence of Muriel's garden; that garden in which she tried to defy Providence, and rear English flowers.
Therefore one of the men Am-ma knew must be Ramanund; the other, by his turban, was a Mahomedan.
Tourville did not miss the opportunity of paying a just and what to English ears he knew must be a delightful, tribute of praise to our naval hero.
What he knew mustbe done sooner or later he did decidedly at first.
And sure enough, amid this leafy wilderness I saw a glitter that came and went, the which I knew must be armour, and presently made out the forms of men and horses with divers hooded litters and long files of tramping figures.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "knew must" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.