汉译英:1.我们昨天原计划去海滩,不幸的是下雨了,我们不得不待在家里.2.昨晚我们熬夜复习,今天很累.

we planned to go to beach yestoday,but it rained unluckily,we had to stay at home and study.we are tired today because we stayed up to study last night.第一句对不？对的啊，有错吗？