【判断题】单行注释用“//”;多行注释用“/*要注释的内容*/”;而“///”用于注释函数和类。
【简答题】(see)______from the top of the tower at night, the city looks more beautiful.
【简答题】(see) ______ from the top of the mountain, the city looks beautiful.
【简答题】(see) ______ from the top of the mountain, the sea looks really beautiful.
【简答题】| 在JavaScript中单行注释用【】表示,多行注释用【】表示。
【简答题】PL/SQL中,单行注释用____,多行注释用____。