IF / YOUR / NOT HELP / I / NOT MEET / MY BROTHER / LAST MONTH IF YOU...

Câu 78: If / your / not help / I / not meet / my brother / last month If you didnt help me, I couldnt meet my brother last month. If you hadnt helped me, I didnt meet my brother last month. Had you helped me, I couldnt meet my brother last month. Đáp án đúng: If you hadnt helped me, I couldnt have met my brother last month.