Question

doubt后面的从句可以是否定的吗?比如 I doubt they will not pay any attention

Answer 1

不可以!

doubt的用法如下：

① 肯定形式的doubt 后接 if/whether从句.

I doubt if / whether she will accept me.

② don't boubt 后接 that 从句.

I don't doubt that she will come.