Complete the sentences with the correct form of the words in brackets. Do not change the order of the words in brackets.

I (not / stand / watch / match) can't stand watching matches on TV with my brother – he doesn't stop talking.
1 Mum, could you (teach / I / play) _________________________ chess?
2 Our father (never / let / we / go) _______________________________ swimming in the river.
3 The doctor (warn / she / not / do) _______________________________ too much exercise during the first month after the injury.
4 A friend of hers said, “(not / waste / time / try) _________________________ to become a professional sportsperson!”
5 Joshua (attempt / climb) _______________________________ the highest mountain in the Alps two years ago.