YOU SAID:

I went to the store today and it was amazing because they had cool magazines.

INTO JAPANESE

今日は店に行って、かっこいい雑誌を持っていたのですごかったです。

BACK INTO ENGLISH

I went to the store today and had a cool magazine.

INTO JAPANESE

今日は店に行って、かっこいい雑誌を持っていました。

BACK INTO ENGLISH

I went to the store today and had a cool magazine.