The students visited the History Museum last summer holiday.改成否定句急,改成否定句!过去时不应该加“ed”吗？加了"ed”就应该把“do”改成“did”啊

The students of Grade 6 visited the Space Museum last The teacher as well as his students---the Great Wall since last summer A has visited B have visited The students visited () and () supper in the () during the summer vacation.填空题 The students visited the aviary (yesterday afternoon).对括号内提问 改错:Some of our students'parents visited the school on yesterday morning A number of students visited the exhibition last year的同义句是什么? Is this the factory _____ a lot of students visited yesterday? This is the factory ___a lot of students visited yesterday.应填哪一个词?为什么? This is the factory ___a lot of students visited.应填哪一个词?为什么? The Class Two students visited the Science Museum last Friday.（对the Science Museum提问）______ did the Class Two students _____ last Friday? 能否为我清晰地解释解题过程Is this laboratory ______ the students visited yesterday. Is this the laboratory ______ the students visited yesterday. A. that B. the one C. where D. in which 4.Is this the factory _____ a lot of students visited yesterday?定语从句 很模糊4.Is this the factory _____ a lot of students visited yesterday?A.the one B.which C.who D.whom5.Is this factory _____ a lot of students visited yesterday?A.the one 英语连词成句（急,只有一道）factory,was,ago,who,three,it,a,students,days,visited,the,car(.) How many students have visited the Summer Palace?____.A.No one B.Nothing C.None D.Either The Shanghai Museum,____ the students visited last Friday,lies in the heart of the city.A.where B.which C.that D./ 为什么不能用that Is this museum ___________ the students visited the day before yesterday?A where b in that C the one D at which 六年级上译林版英语课课练首字母填空The students are talking about the cartoon b( ) class.I visited a farm two weeks a( ).It was fun. Is this factory___a lot of students visited yesterday?A.the one B.that C.which D./为什么会选A.the one