Đề bài : Tìm từ sai gạch chân và sửa
a , How many bench are there in your house ?
b , We celebrate Teachers ' Day twice a year , on 20 November .
c ,Mai ' s favourite subject is Art because she loves singing .
d , How many do have science ? Twice a week .
e ,The elephants are moving slow
a, bench => benches
b, twice => once
c, Art => Music
d, many => often
e, slow => slowly
k mk nha
a,bench =>benches
b,twice=>once
c,Art=>Music hoặc singing=>drawing
d,=>How often do you have science?
e,slow=>slowly