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) -