have some difficulty 是用单数还是用复数

difficulty可数与不可数都行.“have some difficulty” 表示“有某种困难”,“have some difficulties ”表示“有一些困难”,意思不同!

difficulty n.困难,艰难,难事；有可数名词和不可数名词两种用法。
①用作不可数名词，意为"困难、艰难",常用在以下句型中
have no/find(some,any,much) difficulty with sth./(in) doing sth.
There is no (some,any,much) difficulty (in) doing sth.
I had no difficulty in learning English.
There was much difficulty (in) explaining it to him.
②用作可数名词。表示具体的困难，意为"难事,难点,困境,难处"
This book is full of difficulties.
In face of so many difficulties,we never appeared to be afraid.

difficulty可数与不可数都行.“have
some
difficulty”
表示“有某种困难”，“have
some
difficulties
”表示“有一些困难”，意思不同！
have
some
difficulty
in
doing
sth
是固定搭配句型
做...有某种困难

difficulty可数与不可数都行.“have
some
difficulty”
表示“有某种困难”,这里不可数。
“have
some
difficulties
”表示“有一些困难”,
这里可数。
have
some
difficulty
in
doing
sth
是固定搭配句型
做...有某种困难

have
some
difficulty
some有某个的意思，也有一些的意思，
这里即可以是单数也可以是复数，
单数：有点困难
复数：有一些困难，不过此时用a
few
difficulties或many
difficulties更好。

复数， have some difficulties