The sweet smell of the flowers in the garden comes in_______the open window,making us feel in a good mood(心情).A.onB.withC.through
— Can you play the guitar? — _________________.
We are playing football. Come and _____________ us.
My teacher helps us _______ swimming.
My mother is a nurse(护士) and is good _______ kids.
They need two _________ for their music club.