—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
Prof. Richard was crazy about his research. His illness_________ his many years of hard work and irregular diet.
The manager, ________to know the fact, left the room quietly.
As the wedding ceremony is drawing near, Miss Lin has showed _______ of such worry and fear as sleeplessness and poor appetite.
Mary’s mom _______ her not to make friends with the man, but she never listened.
---But how can you get there?---______. I won’t have the car, will I?