First, identify the present perfect forms in the following sentences and identify the situation type they represent. Then, identify the kind of present perfect it is (continuative, indefinite or repetitive). Finally, identify the verbal aspect of the present perfect (progressive or non-progressive): can it be changed from progressive to non-progressive or from non-progressive to progressive? If not, why? If so, is there any difference in effect?

1. She has only known him for two months and she’s already decided to move in with him.

2. Their friendship has evolved into love, which is why she decided to move in with him.

3. Scientists have been shouting for years that we need to be more cautious about what we are doing to our planet.

4. My neighbour has been crying a lot lately. Do you think he could be depressed?

5. The jury has awarded her a prize for her short story about a wildebeest.

6. I’ve never had the slightest doubt about his talent and have always supported him.

7. I’ve been wanting to ask you out for a long time, but I couldn’t muster up the courage.

8. I’ve drafted a proposal for the TOEFL conference. Would you mind reading it?