(2013·新课标Ⅱ，11)A serious study of physics is impossible________some knowledge of mathematics.
A．against B．before C．beyond D．without
(2013·北京，26)I have an appointment ________ Dr.Smith, but I need to change it.
A．to B．off C．with D．from
(2013·辽宁，25)________everyone here，I wish you a pleasant journey back to your country.
A．By means of B．On behalf of
C．In search of D．For fear of
(2013·江苏，16)I am always delighted when I receive an e－mail from you.________the party on July 1st，I shall be pleased to attend.
A．On account of B．In response to
C．In view of D．With regard to
(2013·湖北，30)An artist who was recently traveling on a ferry to the southern island discovered________a long lost antique Greek vase.
A．at random B．by chance
C．in turn D．on occasion
(2013·福建，29)Mrs.Smith finds it hard to clear up the mess，as her children are always ________ whenever she tries to.
A．in the way B．on watch
C．in sight D．on the line
