Matching Pairs Conditional Clauses. 2.Online version Match the if-clause with the main clause. by Isabel Gallego Chaves 1 If Mum called, 2 If Mum had called, 3 How can I trust you 4 If Hanna's child had been born in 2015, 5 How would I have trusted you 6 If Hanna's child was born in 2015, 7 How could I trust you 8 If Mum calls, if you had been a liar since I remember? she wouldn't have been in primary school this year. we could have told her the news. I would take her message. she is going to be two years old this year. if you lied to me about your feelings? pick up the phone immediately. if you always lie to me?