all the students were very sxcited的肯/否

肯定句【All the students were very excited】否定句【All the students were not very excited】或者【All the students were very unexcited。】 再问： 是肯/否回答 再答： 首先先变成疑问句【Were all students very excited?】 肯定回答 【yes, they were。】 否定回答 【no, they weren't 】