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