Если внимательно изучить формы паст континиус, то сложностей в их употреблении не возникнет. Вам необходимо запомнить to be, а именно его формы was/were. Глагол в этом времени используется в одной форме, которая совпадает с причастием 1 — Ving. Хотя и здесь не без исключений. Правила для past continuous об особенностях написания сказуемого с этим окончанием можно почитать в статье «Времена группы Continuous». Очень важно научиться правильно переводить этот оттенок. Каждый глагол подчеркивает длительность действия, его продолжительность в той ситуации, о которой указывается в предложении. Например, работал, читал, плавал, писал, рисовал.
Dear Clare, Thank you for_your letter_. I liked my last New Year Eve and New Year day and Christmas because_I had a nice rest during all these holidays__. On _New Year Eve we had a wonderful_school party_ for two hours. At_the party_we danced to modern music and played with Father Christmas different games and then got sweet presents from_him. All the evening we were very busy but happy at home. The next day we were_ at the theatre and watched_the performance"_New Year fairy tale". It was awesome. On Christmas Day__our relatives came to see us and we had a wonderful holiday dinner together_. Love, Diana_
Thank you for_your letter_.
I liked my last New Year Eve and New Year day and Christmas because_I had a nice rest during all these holidays__.
On _New Year Eve we had a wonderful_school party_ for two hours.
At_the party_we danced to modern music and played with Father Christmas different games and then got sweet presents from_him.
All the evening we were very busy but happy at home.
The next day we were_ at the theatre and watched_the performance"_New Year fairy tale". It was awesome.
On Christmas Day__our relatives came to see us and we had a wonderful holiday dinner together_.
Love,
Diana_