What is the correct form of 'There is/There are' for each sentence?

a. There is a poster in my bedroom. b. There are two dogs in the garden. c. There is a cup of coffee in the kitchen. d. There are three ants on the floor. e. There are two birds at the window. f. There is a sofa in the living room. g. There is a computer on the desk. h. There are six pencils in the pencil case. i. There is a boy in the bathroom. j. There is a park next to my house.