2.isnt sure/how old/Len/his cousins/now/are.
3.Fred/where/his sisters/say/are/cant.
4.who/Sally/doesnt know/her/money/sent/last week.
5.cant/tell you/my parents/where/will be/next week/I.
6.where/doesnt know/Buckingham Palace/is situated/Sam.
7.Mary/how many ravens/cant say/live/in the Tower of London.
8.dont know/money/is/I/whose/it.
9.she/say/why/they/every day/is/cant/here