Напишите, 20 вопросительных предложений в страдательном залоге

Is she often taken to  the theatre?
Has she been visited by her friends?
Have you been shown this picture?
Has the letter been  already sent?
Is Bob  allowed to go there?
Has the cheese been eaten?
Has the report been written?
Were you met by your sister  then?
Are the flowers put into the vase?