The dictionary is ______: many words have been added to the language since it was published.
A:out of control
B:out of date
C:out of sight
D:out of reach
数笔画,再填空。
“步”共有____画,第七画是____,部首是____。
考试这一天,同学们家乡的昼夜长短情况是( )
以下是一名船员的记录,其中的哪一项不可信( )