不在场的人们英语

1.We will tell them about it next Saturday.2.The chinlden have no classes today.1.What time is Liu Tao going there?2. How do you feel?3.Are they going to the factory?1.Under2.Sure 没有把握1.holiday Thursdaytake part in2.Which going to很高兴为你解答！老师祝你学习进步！望采纳，多谢你的问题！^_^

感觉你的误区在于句子结构，前面主要是完成时态，he has been absent，经常缺席，从哪里缺席，从课堂上，后面是状语，lack of 是缺乏的意思，在此处并不是缺乏或者缺少，而是人缺席！