Grammar & Writing Guide
I am not sure what happened vs I am not sure what has happened
I am not sure what happened vs I am not sure what has happened which is much better to use in a sentence. Which is more popular in English form?
Looking on the internet deeply has found these results:
I am not sure what happened is the most popular phrase on the web.
I am not sure what has happened11,520 results on the web |
I am not sure what happened116,300 results on the web More popular! |
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Some examples and use cases from the internet: |
Some examples and use cases from the internet: |
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Related Comparison
- I am not sure whether to be or I am not sure whether ?
- I am not sure what problem it was or I am not sure what problem it has?
- i am not sure what to do or I don't know what to do.?
- I am not sure what this means. or I am not sure what does this mean.?
- Not sure what field yet. or I am not sure what field yet.?
- I am not sure whether the or I am not sure whether the course?
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