Вставь a an / some any
A:Are there ... Flowers in the garden,
Mum?
B: No , there aen't ... .

A Have you got ....... pen?
B: I haven't got one in my pencil case, but there are .......... on my desk. Take one

A:Thank you. Have you got ........... eraser?
B No , i haven't

A Are there ............. pencils on your desk
B Yes, there are ............ . Why?
A Can I have ........... red one , please?
B Sure . Here you are