失眠的英文句子有很多種表達方式，以下是一些例子：
I couldn't fall asleep last night. 我昨晚睡不著。
I was awake all night. 我徹夜未眠。
I was up all night. 我一整晚都沒睡。
I didn't sleep all night because I was worrying about my exams. 我因為擔心考試一整晚沒睡著。
I've been suffering from insomnia. 我近來飽受失眠之苦。
I didn't close my eyes until early this morning. 我一直到凌晨才睡著。
I tossed and turned in bed all night. 我一整晚輾轉難眠。
Sleeping pills somehow didn't work for me last night. 昨晚不知怎麼搞的安眠藥好象對我沒用。
I was counting sheep all night. 我一整晚都在數羊。
I guess I drank too much coffee. I was wide-awake all night. 我想我可能是喝了太多咖啡,一整晚都很清醒。