he used to work deep at night,____ ______?A.didn't he B.used

.He used to be a heavy smoker,_______?A.used he B.didn’t he He used to get up at 6:30, _____ he? A. didn’t he B. did he He used to be a teacher,( A.isn't he B.doesn't he C.didn't h Being a teacher,he used to stay up far deep into the night 1.He seems to be a student.---No,he ______.A.used to B.used He is not the man like he ______. A.used B.was used to C.use I ______ live alone.A、didn't use B、usedn't to C、didn't used Jack used to be very short,___?a.isn't b.didn't he c.doesn't He used to ? in the morning,but now he is used to ? at night He was ____[A.deep B.deeply]in thought so he didn't hear her Tom didn't used to be quiet,he used to be o____. used to 过去常常.是过去式,可有一句话he didn't used to.存在吗/