2) Complete the sentences with all, that or what.
1 I’m concerned _______ she didn’t come to me with her problems.
2 The worrying thing is _______ climate change is happening so fast.
3 _______ she said made me realise how unhappy she is.
4 I know _______ my dad thinks about my behaviour is important.
5 I’m sorry, I’ve eaten _______ I can!
6 _______ is difficult is answering the questions in such a short time.
7 _______ I know about the row is that they aren’t speaking to each other now.