Составьте вопросы, используя вопросительные слова, данные в скобках: my friend is fond of hiking. (who) he often goes camping in spring and summer. (when) last year during my winter vacation i travelled by train. (when, how) i look forward to seeing many interesting places. (who, what) we had an opportunity to visit many interesting places last year. (who, what) we spent five days in riga. (how many)

1) Who is fond of hiking?
2) When does he often go camping?
3) When did you travel by train? How did you travel during your winter vacation last year? 
4) Who looks forward to seeing many onteresting places? What do you look forward to? 
5) Who had an opportunity to visit many interesting places last year? What an opportunity did you have?
6) How many days did you spend in Riga?