the Present Perfect Verb Tense - yepeeeee :-)

1) http://www.englishgrammarsecrets.com/presentperfect/exercise1.swf 

2) http://www.englishgrammarsecrets.com/presentperfect/exercise2.swf

3) http://www.englishgrammarsecrets.com/presentperfect/exercise3.swf
 
4) http://www.englishgrammarsecrets.com/presentperfect/exercise5.swf

5) http://www.englishpage.com/verbpage/verbs5.htm

6) http://a4esl.org/q/f/z/zz29bms.htm