The hurricane damaged many houses and business buildings; ____ , it caused 20 deaths.
A．or else B．therefore
C．after all D．besides
He was about halfway through his meal ____ a familiar voice came to his ears.
A．why B．where C．when D．while
He found it increasingly difficult to read, ____his eyesight was beginning to fail.
A．and B．for C．but D．or
We had to wait half an hour ____we had already booked a table.
A．since B．although
C．until D．before
This is a junior school. You should go to a senior school____ girls of your age.
A．for B．about C．from D．to
You have failed two tests. You’d better start working harder, ____ you won’t pass the course.
A．and B．so C．but D．or
