问题补充:
is not only what you do, but also how you do it that makes the difference.
A. There
B. This
C. That
D. It
答案:
A. There
B. This
C. That
(答案→)D. It
解析: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。