1 goes-Present Simple

Where does she go by bus every day?

2 is thinking-Present Continuous

What is Jane thinking about?

3 starts-Present Simple

When does the play start?

4 have visited-Present Perfect

How often do you visit St, Petersburg?

5 has been playing-Present Perfect Continuous

How long has Bill playing a new computer game?

6 is meeting-Present Continuous

Who is meeting his friends this Saturday?

7 has failed-Present Perfect

What has Tom failed?

8 have done-Present Perfect

What have they already done?