1 . My son made a decision without my __________(同意). (根据汉语提示单词拼写)

2 . He entered the room without p____________(许可). (根据中英文提示填空)

3 . In our school, students can’t leave school during weekdays without________(permit). （所给词的适当形式填空）

4 . Only if a teacher gives ________(permit) is a student allowed to enter the teacher’s office. （所给词的适当形式填空）

5 . It's the first time students have been given p________(许可)to broadcast outside a campus. (根据汉语提示填空)