i did not enjoy it.为什么不是i not did enjoy it.

i did not enjoy it.为什么不是i not did enjoy it. I did not enjoy it可以改为I could not enjoy it吗? 新概念2 I did not enjoy it（这里为什么用did,不可以用could?） I did not enjoy it为什么用did而不用could The play was interesting.I did not enjoy it. 新概念第二册第一课 i did not enjoy it. 英语1.I did not enjoy it.2.I could not bear it.did和could有什么区别, 新概念第二册第一课,I did not enjoy it. 可不可以用could代替did? What do you think of the concert?I really enjoy it.I did not Not until yesterday did I notice it. It was a great day,but they did not enjoy it at the b_____. i enjoy it not only one reason but also i can enjoy fixing b