really busy these days, otherwise I _______ toyour birthday party last night.

She is so helpful that she is always ready to help people in trouble. Which of the following is correct for the underlined word in the sentence

She __________ have left school, for her bike is still here.

What do you think of his performance?—________indeed. I never met so young a boy with such great skills.[ ]

My mother _____ all the cleaning for my family, but recently she has been too busy teaching to do it