英语问题,就3道,简单的.

题目

英语问题,就3道,简单的.
根据要求补充句子.
1）
We were having a music class at eleven.（改为否定句）
We ___________ a music class at eleven.
2）
Ann was studying at ten last night.
____ Ann ____ at ten last night?（一般疑问句）
____,she ____.（肯定回答）
____,she ____.（否定回答）
3）
My parents were [dancing] at nine last night.（对括号部分提问）
_____ your parents ______ at nine last night?

答案

weren't having was studying yes was No wasn't