写出下列句子的同义句：1.You cannot swim in the river.

You cannot swim in the river.
[Swinmming in the river_________________.]
2.We must keep quiet in the library.
[We are_____________________________________ ]
3.I let other pepole cut my hair once a month.
[ I get_____________________________once a month.]
4.John can't go home before he cleans up the classroom.
[John is not ________________________home before he cleans up the classroom.]
5.My son doesn't seem to have many friends.
[It ____________________________my son doen't have many friends]


答案：
1. is banned
2. asked to keep quiet in the library
3. my hair cut
4. allowed to go
5. seems that