Question

_____ is not only what you do, but also how you do it that makes the difference.

A．There

B．This

C．That

D．It

Answer 1

D

考查的是强调句型。It is+被强调的部分+that，题中强调的是not only what you do, but also how you do it ，填上it,句意:就是不仅你做什么，而且你怎样做会有所不同。