1) Alice won`t win a competition ... she practises. a) unless b) if 2) ... you ask him, he won`t help you. a) Unless b) If 3) The Earth temperature rises if we ... polluting so much. a) don't stop b) stop 4) If I .. thirsty, I ... a bottle of water. a) am b) will be c) will buy d) buy 5) If my friend ... (not phone) me, I'll phone him. a) don`t phone b) doesn`t phone c) phones d) phone 6) My mum ... angry if I ... home late. a) is b) will be c) come d) will come 7) ... she waters plants, they will fade a) If b) Unless 8) Unless Tom .... (invite) me to his party, I ... (go) . a) don`t invite b) invites c) don`t go d) won`t go 9) Unless she ... happy, I ... happy too. a) isn`t b) is c) will be d) won't be 10) If he ... (take off) his coat, he ... (be) cold. a) take off b) takes off c) 'll be d) is 11) ... the cat jumps from the chair, it will break that vase. a) Unless b) If

Zero/First Conditionals /unless

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