改错:Are you in Number

改错:Are you in Number what row and number are you in? 改错：Are you still in the bed? Are you in class ten?改错 What's Grade are you in?改错 Are you in Grade 7,Class 改错 改错:what are it in you bag? 改错It seems that there are a larger number of beggar in the s 一、改错：1.The number of the students in the school are about 10 The number of the students in the school are over 2,000改错 nu then you can are in our school festival.改错 There are only one piano in you family 改错