Can you come and give us a talk onThursday or Friday—I am afraid ______ day is possible. Iam very busy these days.

Our English teacher is quite strict herselfher work.

We are at your service. Don’t_______to turn to us if you have any further problems. [ ]

.They served raw vegetables with the hamburgers and boiled the potatoes ________ fried them.

_________ is known to us all that the earth is smaller than the sun