妇科深部热疗是干嘛的:英语高手请帮忙

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/14 05:30:43
_____a reply,he decided to write a sixth letter.
A.Not receiving B.Not to receive
C.Not having received D.Having not received

是C还是D,为什么

应该是C 现在分词的否定形式应该把否定词放在前面。

C

C

c