--Listen! Someone is knocking at the door.-- ______ be Mary. She has just been to Beijing
Without facts, we can’t form a correct opinion, for we need to have actual knowledge________ our thinking.
I admired my classmate Linda very much . ________ her prettiness, she was smart and helpful.
We can’t possibly go. _________ with it’s too far and we can’t afford it either.
The landlord _________ them white for their flat.
He insisted what he did ________ right and anyone who broke laws _________.