他们每天起床后都要扫地。They________ ________ ________mer they get up every day.
句子翻译
没有什么能阻止我们实现梦想.
他们从小学起就一直是好朋友.
The machine is hard to (控制). There must be something wrong with it.
Professor Xu gave us a talk on how to (保护) the environment last week.
The school will hold many activities to (庆祝) our country's 70th birthday.