http://www.englishforums.com/search/pro.htm?q=tag%3aPresent+perfect+tag%3aTOEFL&tag=Present+perfect,TOEFL&orTags=0Search results for 'tag:Present perfect tag:TOEFL' matching tags 'Present perfect' and 'TOEFL'en-USCSMOD (Build: 3232.18851)