Viết lại câu không lm thay đổi nghĩa : 1.These are 37 students in my class
2.My school has 14 classes
3.There are 6 rooms in my class
4.The building has 20 floors
5.I spend 2 hours doing homework
6.It takes Nam 3 hours to watch TV aday
Loga
Sinh Học lớp 12
