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