Tìm và sửa lỗi sai trong câu

Bài 3. Tìm và sửa lỗi sai trong câu
1. Somebody are climbing up this tree over there
2. Lan is always going to school by bus
3. Ly lives with some best friends until her brother can find a flat
4. The river flows very past at present 
5. Are you do homework right now?
6. The children play football in the back yard at the moment 
7. What does your elder sister doing?
8. Look! Those people are fight with each other
9. Noah is tries very hard for the upcoming exam