Asked by rfvv
                1. Research projects that have won Ig Nobel Prizes are real, scientific work.
(have won)
2. Here are some of the most interesting projects that have received the prizes so far.
(have received)
(Question: What is the use of the present perfect in each sentence? Does each present perfect mean 'continuousness' or ' experience'...?)
            
        (have won)
2. Here are some of the most interesting projects that have received the prizes so far.
(have received)
(Question: What is the use of the present perfect in each sentence? Does each present perfect mean 'continuousness' or ' experience'...?)
Answers
                    Answered by
            Writeacher
            
    http://grammar.ccc.commnet.edu/grammar/tenses/tense_frames.htm
Click on Present Perfect at the left and read all about the meanings and uses of this tense.
Let us know what you think.
    
Click on Present Perfect at the left and read all about the meanings and uses of this tense.
Let us know what you think.
                    Answered by
            Writeacher
            
    Ig Nobel prizes: http://en.wikipedia.org/wiki/Ig_Nobel_Prize
Rather funny! Intended to be fun!!
    
Rather funny! Intended to be fun!!
                    Answered by
            Writeacher
            
    It's a play on the word "ignoble" -- 
http://www.answers.com/ignoble
    
http://www.answers.com/ignoble
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