You can return the book to the library tomorrow.A. come back B. get back C. give back
______ excellent singer she is ! A. What B. What an C. How
It has been five days ______ the little girl left home. A. since B. after C. until
The man makes a living teaching. A. for B. with C. by
The only language ____ is easy to learn is mother tongue.
It is well-known that such a thing must ________ happening again.