--- Which subject do you like better, Chinese or Maths?--- . I prefer English.
_Is that Mary? _Yes. She’s nice and I like______very much.
This isn’t ______ purse. I left _______ at home.
We should plant more trees on sides of the street.
–Is this book yours ? – No it’s his , is in bag .
—Is this pen, Tim? —No. It’s Mary’s.
