Use present continuous to fill in the blanks

Use present continuous to fill in the blanks. 

Steve is talking to Anita on his mobile phone.

Anita: Hi Steve! Where are you? You are late.

Steve: I know. I (0)  am coming (come). I (walk)  ______down Parliament Street now. 

Anita: Hurry up! Rosie (buy) _______ the tickets and we (go)  _________into the Jorvik Viking Center. 

Sounds of lots of screaming.

Steve: What’s that?

Anita: Don’t worry. It’s Sara and Barbara. They (scream)  .______ 

Steve: Why?

Anita: They are scared. We (look) _______ at an exhibition of a man with a knife. 

Carl: Where’s Steve?

Anita: He (come) ______ . Look! There he is. He (speak)  _______to the man at the entrance.