Blank numbered (4)

My best friend, Ana, is Italian and she lives in Rome. I visit her (1) ______ summer and she visits me in March or April. We always have a really great time. (2) ______ I go to Rome, her mum and dad (3) ______ very kind and friendly and they give me lots of lovely food. When she stays with us, we (4) ______ shopping in London and see the sights. I like Ana because we have a lot in common. We both love music and buying clothes. We send emails every day and we usually phone once or (5) ______ a week.