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!
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”,“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