Помоги с тестом пожалуйста

1 if the train leaves London at twelve, it will be here at two 2 if Lucy calls me, i will ask her to come with us 3 if you don't want to play tennis, we will do something else 4 if you need a tennis racket, i will lend to mine 5 if my brother doesn't be busy, he will play with us 6 if my dad finihes work early, he will drive us to the sports center 7 if it rains , we will stay at home 8 if you are interested , i will show you my paintings 9 if you like my paintings, i will graw a picture of you 10 if Matt lets us use his computer, we will visit Jo's new website