“be effective on”可以造什么句，be effective on造句

2、All other issues can be resolved by written ammendments to this agreement by both parties. The agreement will be effective on signing and stamping by both parties.

4、The Employment Permit shall be effective only within the area specified by the Certificate Office.

3、Conclusion: Cognitive therapy and change of bad coping styles would be effective on insomnia and psychological problems in medical college students.

1、Our new pricing will be effective on June 1, 2007 .