for a long time NASA hasn't spoken about them vs for a long time NASA didn't speak about them

Both phrases are correct, but they are used in different contexts. "For a long time NASA hasn't spoken about them" is in the present perfect tense, indicating that NASA has not spoken about the topic up to the present moment. On the other hand, "For a long time NASA didn't speak about them" is in the past simple tense, suggesting that NASA did not speak about the topic during a specific period in the past.

Last updated: March 25, 2024

for a long time NASA hasn't spoken about them

This phrase is correct and commonly used in English.

This phrase is in the present perfect tense, indicating that NASA has not spoken about the topic up to the present moment.

Show examples from the web [+]

We haven't spoken about him for a long time...
I haven't spoken of these things for a long time, Ellie.
If you haven't spoken to someone for a long time, call 'em up now.
And I haven't spoken to either of them for a long time.
You should contact your doctor if they last for a long time or if you worry about them.
How... how unhappy I've been for a long time.
I've chased you for a long time.
Stayed there for a long time after.
I couldn't use one for a long time, but I read a lot about them at Bridgewater state.
Haven't known the answer for a long time.
I kept my mom's watch for a long time.
You were in there for a long time.
I steeped the butter for a long time in my strongest strain.
- Not for a long time.
Bet you've felt like the last to know for a long time.
I was at the museum for a long time.
Artie's been a cop for a long time.
I've been having this conversation in my head for a long time.
I've been planning this for a long time.
I've been sure for a long time.

for a long time NASA didn't speak about them

This phrase is correct and commonly used in English.

This phrase is in the past simple tense, suggesting that NASA did not speak about the topic during a specific period in the past.

Show examples from the web [+]

Which is why we didn't speak for a long time.
We didn't speak about it.
Time is running away. I could speak about this issue for a long time.
You should contact your doctor if they last for a long time or if you worry about them.
How... how unhappy I've been for a long time.
I've chased you for a long time.
Stayed there for a long time after.
I couldn't use one for a long time, but I read a lot about them at Bridgewater state.
Haven't known the answer for a long time.
I kept my mom's watch for a long time.
You were in there for a long time.
I steeped the butter for a long time in my strongest strain.
- Not for a long time.
Bet you've felt like the last to know for a long time.
I was at the museum for a long time.
Artie's been a cop for a long time.
I've been having this conversation in my head for a long time.
I've been planning this for a long time.
I've been sure for a long time.
We fought them for a long time before we removed it.

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for a long time NASA hasn't spoken about them vs for a long time NASA didn't speak about them