since a couple of days they have seen vs since a couple of days they saw

Both phrases are not correct in English. The correct form would be "For a couple of days, they have seen" or "For a couple of days, they saw." The use of "since" in this context is not appropriate, and the verb tenses are incorrect.

Last updated: March 23, 2024 • 674 views

since a couple of days they have seen

This phrase is not correct in English. The use of "since" is incorrect in this context.

The correct form would be "For a couple of days, they have seen" or "For a couple of days, they saw."

Show examples from the web [+]

Thought I'd have seen you a couple of days ago.
Transferred from Summerville a couple of days ago.
He does that since a couple of days.
You need a couple of days, take a couple of days.
A couple of my guys have seen him before.
Didn't know it was Russians a couple of days ago.
It's only for a couple of days, just until my boss gets settled.
The wound will heal in a couple of days.
It'll probably be a couple of days.
I leave in a couple of days.
We won't know anything for a couple of days.
Been dead at least a couple of days.
See you all in a couple of days.
Business brings me to DC a couple of days a week.
My ears were ringing for a couple of days.
Wait a couple of days, leave it open again.
Both feet washed up in a couple of days.
That sample was taken a couple of days ago.
Not for long, just a couple of days.
Might take a couple of days.

Alternatives:

For a couple of days, they have seen
For a couple of days, they saw

since a couple of days they saw

This phrase is not correct in English. The use of "since" is incorrect in this context.

The correct form would be "For a couple of days, they have seen" or "For a couple of days, they saw."

Show examples from the web [+]

It's been a couple days since we saw you at the station.
Transferred from Summerville a couple of days ago.
He say somebody said they saw a couple of prowlers on the grounds.
He does that since a couple of days.
A couple of students said they saw it running across the field and back into the woods.
They saw each other for a couple of months after the trial finished.
A couple of people think they saw him on Tuesday night, but no one's really sure.
Neighbors said they saw him go in a couple of hours ago.
Ben says he'd been dead at least 16 hours but according to a couple of his co-workers, they saw him recently.
You need a couple of days, take a couple of days.
Didn't know it was Russians a couple of days ago.
It's only for a couple of days, just until my boss gets settled.
The wound will heal in a couple of days.
It'll probably be a couple of days.
I leave in a couple of days.
We won't know anything for a couple of days.
Been dead at least a couple of days.
See you all in a couple of days.
Business brings me to DC a couple of days a week.
My ears were ringing for a couple of days.

Alternatives:

For a couple of days, they have seen
For a couple of days, they saw

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since a couple of days they have seen vs since a couple of days they saw