——what was it that caused the party to be put off?——（ ）the invitations.

题目

——what was it that caused the party to be put off?——（ ）the invitations.
a .because Tom delayed sending.b.Tom delayed to send
c.That Tom delayed sending d.Tom delayeding sending
是c 请详讲

答案

c,d 都对c.That Tom delayed sending the invitations 是主语从句,在上述强调句型中充当主语,作为被强调部分d .Tom delaying sending the invitations 是动词ing 形式在强调句型中充当主语,作为被强调部分.仅供参考,...