Kelly cooked dinner ____ her parents while they were cleaning
the yard.    
A. with   B. for   C. to

It’s not good to be late ____ school.    

Sanya is in the south of the island and it is famous
____ “Tianya Haijiao”.

–What did you get ____ your mother ____ Mother’s Day?   
–A beautiful card with “Thank you, Mum”.

Here are some flowers ____ you ____ our best wishes.

All the cups are made of glass ____ the green one. It’s made
of metal.

Tim’s mum is worried ____ her son’s eyesight as he plays
online games too much.

Do you know the young lady ____ your mother is talking?

Our sports meeting has been ____ till next Monday because of
the bad weather.

Nobody can stop me ____ working hard at English.