Suddenly he felt down.这句话里的felt错在哪里?(全文是过去式文章)

Suddenly he felt down.这句话里的felt错在哪里?(全文是过去式文章) he returned home felt very tired这句话哪里错了 felt的过去式是什么? felt是那个词的过去式? 讲下过去式一个过去式的句子：Suddenly,I felt the touch of something brigt a He felt tired both physically and mentally.这句话为什么是正确的?两个副词修饰 he felt tired,这里的felt是动词,所以tired修饰动词应该是副词,但是我在字典里找不到这个词有副词词性 Suddenly,he felt the t_____of somrthing friendly from his mo Falling into a sleeplike condition,he suddenly felt as thoug I suddenly felt afraid that I had never had befoe 请问这句话有问题么 feel的过去式是felt,fall的过去式是fell,两种变化的规律是什么? _____ down the hills,he felt tired but happy.A.