Common Error Eliminator
● Remember to use adverbs of manner after a verb or verb phrase.
✗ My sister quietly is reading.
✓ My sister is reading quietly.
✗ John paints carefully the wall.
✓ John paints the wall carefully.
Adverbs of manner
Unit
1
● Do not make each other or one another plural.
✗ My sister and I look after each others.
✓ My sister and I look after each other.
each other, one another; another, other
Unit
3
● Do not repeat the person after who.
✗ Miss Chan is the teacher who she teaches us Chinese.
✓ Miss Chan is the teacher who teaches us Chinese.
Relative pronoun: who
Unit
4
● Do not use an apostrophe with possessive pronouns.
✗ Is this your pen or my pen? It is your's.
✓ Is this your pen or my pen? It is yours.
● Do not mix up whose and who's. We use whose to ask who something
belongs to. We use who's as the short form of who is.
✗ Whose that girl? She's my sister.
✓ Who's that girl? She's my sister.
✗ Who's book is this? It's my sister's book.
✓ Whose book is this? It's my sister's book.
Possessive pronouns and whose
Unit
5
28
Sample