1 did / where / they / on their holiday / travel
2 why / come / did / your brother / home so late
3 about the maths test / what / your sister / say / did
4 how long / stay / you / did / in town after school
5 answer / didn’t / why / he / when I called him
6 at the weekend / do / did / what / your classmates
7 has / ill since Saturday / Dave’s pet / been
8 haven’t / why / you / taken / a shower yet
9 badminton / played / how long / Mike and Chrissie / have
10 how many times / called / you today / has / your dad
11 Sonya and Meghan / known / Michelle for a long time / have