五. Read and choose.(根据问题，选择正确的答案)

( ) 1 I need two _____.

A triangles. B a triangle.

( ) 2 How much is forty minus ten? _____

A Thirteen. B Thirty.

( ) 3 What colour is the apple? _______

A It’s red. B It’s blue.

( ) 4 Is that your mother? _______

A Yes, she is. B Yes, he is.

( ) 5 This is ______ice-cream.

A a B an.

( ) 6 A: I need a square. B: _________.

A Here you are. B Bye-bye.

( ) 7 The bus is coming(来了).Let’s get _____ the bus.

A on B to