The students are having a PE lesson.为什么要用（are having）?

What are the students What are the students Are the students happy? the students is /are THE STUDENTS HAV BEEN PREPARING THEIR LESSON的问题.LESSON是课堂的意思,难道也可以表示功课吗? What are the students doing The students are ( ) ( ) a dialogue The students are having class. Are the twe students brothers? 改写句子的所有专有名词 1.wang hui is our friend 2.mary went to the united kingdom yesterday3.You can visit the great wall in china4.The students are from no,1 middle school in shenzhen5.We are looking forward to the new year‘s day6.I hav The students are relaxing.对relaxing提问------ ------the students ------? The students are i_____ in the filmxiexie –Are you satisfied with the result of the exam?–Not at all.I can’t hav The children are students中students是什么成分 In your opinion what are the most difficult things parents hav to do?用你的语言回答下 trying to,the students,follow,are,the ordetrying to, the students, follow, are, the orders(.) the students are going to the library 划线提问the students are going to the library 划线提问-------------------------- ------------ the students --------------？ Three q of the students are girls