过去进行时:was/were doing — 英语选择题
题目
生日派对上,想表达“昨晚八点,客人们正在跳舞”,应选哪一句?A. The guests was dancing at eight last night. B. The guests were dance at eight last night. C. The guests were dancing at eight last night. D. The guests are dancing at eight last night.