Not all the students are going to the zoo,are they or aren't they?部分否定的反意疑问句.顺便说明下理由,感激不尽

All the students do not hold the same opinion Not all the students like English=()students()English.Some students()like English not,students,the,school,all,bus,to,take连词成语 Not all the students are here同义句 not,students,the,school,all,bus,to,take连词成语 The students _____ at school todayA.all are B.are all C.all D.are not ____do their homework carefullya.no all the students b.not all the students c.none the students d.not every student 为什么选B 为什么选这个 not all the students found it easy to smile all the time.怎么翻译?急用, ---in out class are listening to the teacher carefully（a.Not all students b.Not all the students 定冠词the什么时候用,什么时候不用啊? not all students take the bus to school not all的意思是我没有隔开 是 not all的意思是？ 在not all students take the bus to school 中 not all ,not all of 意思上一样吗?1 我知道not all .,all.not...资料上写的是,部分否定的意思,请问not all students,not all of the students 汉语意思上是一样的吧?2 All of us are not happy 和 Not all of us are happy 这两 All of the students are not in the classroom.这句话的真正意思是什么?为什么? it is not easy for the students ( ) (learn)all the subjects well most students most of students most of the students都对么?all students all the students？all of the students？ all the students 还是all of the students all the students 和 all of the students 分别? All the students( )(be)here of all the students he