Could/can
The power-on password locked the computer so no one could use it without knowing the password.
The power-on password locked the computer so no one can use it without knowing the password.
Why would you use could instead of can? Is there a reason?
Top answer
If you have a second clause, the tense there usually matches the tense in the first clause unless there is a clear reason that the time frames are being contrasted. I lock the computer so no one can use it. I locked the computer so no one could use it.
- If you have a second clause, the tense there usually matches the tense in the first clause unless there is a clear reason that the time frames are being contrasted.
- I lock the computer so no one can use it.
- I locked the computer so no one could use it.
- CJ
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If you have a second clause, the tense there usually matches the tense in the first clause unless there is a clear reason that the time frames are being contrasted.
I lock the computer so no one can use it.
I locked the computer so no one could use it.
CJ
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