Subject questions, questions with preposition

1 Sarah is talking to Mark in the garden. ⇒ Who _____ ?

2 My cat sleeps on the sofa every night. ⇒ Where _____ ?

3 Peter wrote this letter yesterday. ⇒ Who _____ ?

4 They are waiting for Anna at the station. ⇒ Who _____ ?

5 Someone stole my bike last week. ⇒ Who _____ ?

6 Lucy is very interested in history. ⇒ What _____ ?

7 We usually go to school by bicycle. ⇒ How _____ ?

8 Tom lives with his uncle in London. ⇒ Who _____ ?

9 The children are looking at the monkeys. ⇒ What _____ ?

10 My sister bought these shoes last Saturday. ⇒ Who _____ ?