dễ quá cũng phải nghi ngờ chứ

I)Đien a/an

1.an uniform

2.an apple

3.an orange

4.a hours

5.a book

II)Chuyen so nhieu

1.knife-knives

2.country-countries

3.leaf-leaves

4.key-keys

5.tomato-tomatoes

6.photo-photoes

III)Hon hay nhat

1.tall-taller

2.hot-hotest

3.the most careful

4.more cowded

Chuc ban lam bai tot.

Bn nen doc ki de hon .Bn con thieu 2 y do la gioi thieu ve em ,gia dinh em

bn muon hoi gi zay?

It's ten-eleven

Sorry bn nen vao mon Đia Ly