If I (know) _____that you were coming, I'd have baked a cake. (chu ý : 'd = would) * 1 điểm know knew had known had knowed 7. If it (not, rain) _______________ a lot, the rice crop wouldn’t grow. * 1 điểm doesn't rain not rain not rained didn't rain 8. You could make much progress if you (attend) ________________ class regularly. * 1 điểm attend attends not attend attended 9. She ______ terribly upset if I lost this ring. * 1 điểm be is would be will be 10. If he had known that the river was dangerous, he (not try) _____ to swim across it. * 1 điểm wouldn't try didn't try hadn't tried wouldn't have tried