1, Chuyển những danh từ số ít sang số nhiều :       Số ít : Story ; Book ; Mouse ; Bench ; Clock ; Man ; Couch ; Ruler ; Fish ; Chair ; Woman ; Lamp ; Bookself ; Teacher ; Deer ; Dictionary ;  Pen ; Table ; Tiger ; Monkey .            

Cách làm:

- Thêm 's' vào cuối từ để chuyển từ số ít sang số nhiều, ví dụ: story - stories ; book - books ; mouse - mice ...

Câu trả lời:

Stories ; Books ; Mice ; Benches ; Clocks ; Men ; Couches ; Rulers ; Fishes ; Chairs ; Women ; Lamps ; Bookshelves ; Teachers ; Deer ; Dictionaries ; Pens ; Tables ; Tigers ; Monkeys.

Câu trả lời cho việc chuyển từ danh từ số ít sang số nhiều là như sau: Story -> Stories ; Book -> Books ; Mouse -> Mice ; Bench -> Benches ; Clock -> Clocks ; Man -> Men ; Couch -> Couches ; Ruler -> Rulers ; Fish -> Fishes ; Chair -> Chairs ; Woman -> Women ; Lamp -> Lamps ; Bookself -> Bookshelves ; Teacher -> Teachers ; Deer -> Deer ; Dictionary -> Dictionaries ; Pen -> Pens ; Table -> Tables ; Tiger -> Tigers ; Monkey -> Monkeys.

Story -> Stories ; Book -> Books ; Mouse -> Mice ; Bench -> Benches ; Clock -> Clocks ; Man -> Men ; Couch -> Couches ; Ruler -> Rulers ; Fish -> Fishes ; Chair -> Chairs ; Woman -> Women ; Lamp -> Lamps ; Bookself -> Bookshelves ; Teacher -> Teachers ; Deer -> Deer ; Dictionary -> Dictionaries ; Pen -> Pens ; Table -> Tables ; Tiger -> Tigers ; Monkey -> Monkeys.

Stories ; Books ; Mice ; Benches ; Clocks ; Men ; Couches ; Rulers ; Fishes ; Chairs ; Women ; Lamps ; Bookshelves ; Teachers ; Deer ; Dictionaries ; Pens ; Tables ; Tigers ; Monkeys.