After you are invited to a party you should write replies ______ the invitations.[ ]
This kind of bananas _______ nice. I want to taste one.
It’s raining cats and dogs now. The students are running or riding home. The words “cats and dogs” means______.
This is _______ armchair. I’m writing with ________armchair.
Where will 2014 Youth Olympic Games __________? — In Nanjing.