Possible Duplicate:
Singular or plural following a list

James and Mark will help you.

I will use ‘are’ for plural subject. I gotta say ‘are’ when it is English, and I can’t go any further.

James or Mark are going to help you. Your child’s roommate is going to ask questions on the phone, no problem.

James or Mark will make an end.If you don’t understand why they just went against the law to help you, don’t they all go against each other?

Because the subject is plural, is plural correct?

How can I improve my knowledge of Latin American language?