This is e-mail Olga sent to her parents from Moscow. Read it and say which of the verbs in it are regular and which are

to be ( am, is, are ) / was,were / been - irregularvisit / visited - regularwalk / walked - regulartake / took / taken - irregularwill / would / would – irregularsend / sent / sent – irregulardrive / drove / driven – irregularspend / spent / spent – irregularknow / knew / knowen – irregularcollect / collected - regulargive / gave / given – irregularhave / had / had – irregularwrite / wrote / written – irregulargo / went/ gone – irregularthink / thought / thought – irregular