---- Mary looks sad. What _________ her ?-----She failed in the maths exam.A. happened to B. happened C. was happened D were happened
His bright clothes were not______a funeral.
You______have made great progress since two months ago.
He said that he goes home to see his parents every______week.
She won the first prize,though______of us______it.
Great changes______in the mountain village in the last few years.For example,electric lamps______of oil ones.