Complete the sentences with a question word from the box, and to + the verb in (brackets).

how how many how much what when where
1 She gave me her address, but I don’t know __how to get__ there. (get)
2 My brother is always busy so I don’t know _______________ him. (call)
3 My mum asked me to get some eggs, but she didn’t say _______________. (buy)
4 We’d like to travel around the world, but we don’t know _______________ first. (go)
5 She wants to go to university, but she doesn’t know _______________. (study)
6 Who’s going to be here for lunch? I have pasta, but I need to know _______________. (make)