将下列英语句子转换成否定句和疑问句
问题描述：
将下列英语句子转换成否定句和疑问句
1.the students had a terrible school trip
2.they saw an octopus in the Visitor's Center
3.they took the subway back to school
4.the students watched a movie about dolphins
5.the science teacher cleaned the bus
答
1.The students didn't have a terrible school trip.Did the students have a terrible school trip?2.They didn't see the octopus in the Visitor's CenterDid they see the octopus in the Visitor's Center?3.T...