【简答题】阅读下面的短文,并根据文章后的要求答题。(请注意问题后的词数要求) If you are worried about things and are under a lot of stress at work or school, then you are probably not sleeping well. Worry can keep you awake, tossing and turnin...
【简答题】Directions: Read the passage followed by some unfinished statements. Choose the best answer from the four choices marked A., B., C. and D.. Subways are underground trains, which usually operate 24 hou...