It was because of bad weather the football match had to be put off.
A. so
B. so that
C. why
D. that
网友回答
A. so
B. so that
C. why
(答案→)D. that
解析：考查强调句型。强调句型的基本结构：It is/was+被强调成分+that/who其它成分。强调句型最大的特点是把it is/was…that/who去掉句子仍然成立。本题强调的是介词短语because of bad weather句意：正是因为糟糕的天气，足球赛才被推迟。故D正确。