Question

—Must I do well in all the subjects，Mum?

—Sure，baby！As an old saying goes，knowledge is________.

A．command                             B．effort 

C．power                                  D．energy

Answer 1

C　句意為：“媽媽，我一定要各科成績優異么？”“當然了。俗話說得好，知識就是力量(power)。”