Put questions to the sentences. Begin with the word given in brackets.
1. I have been to Riga. (Have) -
2. Last summer they visited his little farm. (When) -
3. My friends are going to travel by bike. (How) -
4. Next month the doctor will go abroad. (Who) -
5. Look! The little boy is crying. (Why) -
6. This unusual concert takes place in the open-air theatre. (Where) -

1. have you been to Riga? 2. when did they visited his little farm? 3. how my friend going to travel4.who will go abroad?5. why is he crying6. where does this concert take place?