In Present tenses^x, Numbers^x, Pronouns^x

Question 1Although the question has already been answered, I should like to comment on why arise is the correct choice. The subject of the clause should any difference arise is difference, which is singular and third person. One of the fundamental principles of English grammar is that the subject...

WANG CHUN wrote: 1. Ancient and modern human beings use their great intelligence to invent machines that help people lead a comfortable and convenient life. My problem with this sentence is that it is not possible for ancient human beings to do anything any more, so using the present tense...

We've pretty much covered the apple, with all it's various different shades of meaning above. Your mention of "singular pronoun" is misleading, however. Everything would work out exactly the same if it had said "Our" instead of "My". The number of the pronoun is irrelevant here - only the number...