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Guest Posted 22 years ago
Grammar
Help me
i don't understand the gramatical uses of this sentence.
" Recently ,researchers have reported on Kanzi, a pygmy chimpanzee , who appears to have learned to use grammar rules similar to those of a two-year old child.
here, who appears to have learned to use
after to there is perfect tense uses ,please tell me how it happens.....
" Recently ,researchers have reported on Kanzi, a pygmy chimpanzee , who appears to have learned to use grammar rules similar to those of a two-year old child.
here, who appears to have learned to use
after to there is perfect tense uses ,please tell me how it happens.....
Top answer
Hello, Guest "to have learned" certainly has "perfective" aspect, but we cannot say it is a "tense". The verb phrase is an example of the "perfect infinitive". Suppose you are talking about a boy who is studying English and who is learning fast.
- Hello, Guest "to have learned" certainly has "perfective" aspect, but we cannot say it is a "tense".
- The verb phrase is an example of the "perfect infinitive".
- Suppose you are talking about a boy who is studying English and who is learning fast.
- " "To learn" is an infinitive.
- Now suppose you want to make the same comment about the same boy, but he has learned already, so you will be talking about something that has happened in the past and whose results can be seen in the present.
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1 Answers
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Hello, Guest 
"to have learned" certainly has "perfective" aspect, but we cannot say it is a "tense". The verb phrase is an
"to have learned" certainly has "perfective" aspect, but we cannot say it is a "tense". The verb phrase is an
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