C 保证正确 I've got a pain in my back.(我背疼) 习惯用法 have a pain in the back.我背疼. I have a pain in the neck. I have a pain in the right wrist. I have a pain in the stomach.
选C 痛;疼痛 He had a pain in his head. 他头疼。 He has pains / a pain / pain in the shoulders. 他两肩痛疼。 Has the pain passed off yet? 不痛了吧? 苦恼;烦闷; 讨厌的人;讨厌的物;厌恶 She's a real...
选C吧 “疼痛”有时候算可数的名词 这是抽象名词具体化,比如have a cold, have a good knowlegde of, give sb. a surprise, have a good time,这里cold, knowlegde, surpise, time都是不可数,但表示某次具体情况,所以看做可数 in the back是固定搭配