------ Would you like to go hiking with me, Susan? ------ I’d like to, _______ you don’t want to go alone.
Smoking is bad for health, so the doctor advised my father _____. A. not smoke B. not to smoke C. not smoking
______ 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.