1. (2019八上·广东月考) 词语运用。用方框中单词的适当形式填空，使短文意思通顺、完整。每空限填一次。有两个单词多余

finish  late  sleep  like  eat  health  window  clean  good  need

    Why are we always tired, do you know?

     First. If we can't sleep , we will be tired. But we are often too busy . We can't our work in the day and we must do it at night . We go to bed and get up early.So we can't sleep well. Most people at least eight hours and some more to sleep. If we for only five or six hours at night, we will be tired.

    Second. When we are ill, we will be tired. But we don't know we are ill. So if you are always tired , perhaps you are not so .You'd better go to see a doctor.

    Third. Perhaps you can't eat some kinds of food eggs , nuts, meat, chocolate. If you are ill and tired after eating some food, please stop them to see if you are well.

    At last. If the air around you isn't nice and , you will feel tired. So open the often or go out for a walk ,and you will feel better.