S1 + or + S2 + Verb

Hi,

Please choose “is” or “are” and tell me th rule.

a. Your parents or your girlfriend is/are here.

b. Your girlfriend or your parents is/are here.

c. Your girlfriend or your uncle is/are here.

d. Sugar or salt is/are in the meal?

e. Your your parents or your 2 elders sisters is/are here.

Thanks
K

.
None of your sentences are particularly “realistic” sentences.

But, all of them would follow the previously mentioned rule for either / neither.

In any sentence where two singular nouns are connected by or, the verb is always singular.
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