【单选题】He may be a working-class boy ______, but his lifestyle has been changed.
【简答题】The student who wants a newspaper career has much hard work ahead of him before he can become even a cub, or beginning reporter. He may begin by working on his high school newspaper or yearbook. Then ...
【单选题】在一个 C 语言程序中, main 函数出现的位置是( )。
【简答题】I saw him leave the office an hour ago . He ____ at this time . A.mustn''t be working B.can''t be working C.can''t work D.may not being working
【简答题】在一个C语言程序中,main函数出现的位置是____。