We can't do it ______ your help.
A．with B．of
C．under D．without
Japan is ______ the east of China.
A．in B．to C．on D．at
Sorry, Madam.You’d better come tomorrow because it’s ____ the visiting hours.
A．during B．at C．beyond D．before
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
