correct the mistake:
1, Our class is on the two floor
2, There are many leafes on the trees
3, It taked Hoa two hours to joy lastday
4, Do you mind to open the door please ?
5, Nam forgot to do the housework yesterday
6, We often learn at school from 2 : 30 and 5 : 15 pm
7, They used this computer for two months
8, Ba is used to go to school late
9, It's difficult for us to learn english well in the home ourselves
10, I don't learn as harder as Ba
10.harder_hard
1 )Two - second
2) leafes - leaves
3) lastday - yesterday
4) to open - opening
5) to do - did
6 ) and - to
7 ) used - have used
8 ) go - going
9 ) us - you
10 ) harder - hard