What ________you _______(do) at ten o'clock yesterday?I ____________(study) in class.
问题描述:
What ________you _______(do) at ten o'clock yesterday?I ____________(study) in class.
答
did do studied
答
What did you do (do) at ten o'clock yesterday? I studied (study) in class.
答
were doing was studying
答
What __were__you __doing__(do) at ten o'clock yesterday? I _was studying________(study) in class.
答
did do,studied