以my happest day为题,写一篇大约70字的英语作文.要用过去式.

My happiest day~I am very happy today because all of my class went to visit the zoo in our city .It is a new zoo.Though there are a few kinds of animals,I was still very excited because I had never seen such animals.of all the animals,I like pandas best because they are very cute and shy.I have taken many photos of animals.Iwould like to show them to my friends.I was tired ,but very happy.And in fact,it was my happiest day.