If you're going to use the plural verb, I'd repeat the article: "a book and a workbook." "Book and workbook" are often considered a unit, and (as they say) if you think of them in that way, you may use the singular verb.

I wanna say I had coffeemaking traineeship few years ago. (not now) Then, which one is correct to write between 'be in training' and 'well-trained'?

Would you please be so kind as to correct this little text for me ? Please ... I need a correction in two days and I can give you a little donation for the effort . I put some alternatives and comments in brackets and parentheses . Thank you so

Hello. For how to form the past simple you can have a look at this article - Past Simple Rules If you need help pronouncing the past this will be very helpful - Past Simple Pronunciation I hope these help.

Hello All, is the below phrase correct: - system connectivity completed and ready for test or - system connectivity was completed and ready for test Thanks,

Hello All, is the below phrase correct: - system connectivity completed and ready for test or - system connectivity was completed and ready for test Thanks,

Hello All, is the below phrase correct: - system connectivity completed and ready for test or - system connectivity was completed and ready for test Thanks,

Hello. This is article has a lot of details about regular verbs and how to form them in the past simple - Past Simple Rules Jack

No. You can only use 'cost' for the past tense. cost - cost - cost It cost a lot of money. It has cost a lot of money (up to now). If you need help with the past simple, this is a good article - Past Simple Rules If you need help with

Thank you. You wrote/corrected (with your comment): 2. This seminar could prove beneficial to those who haven't attended a school in the past. -- In the right context you could say this but as a standalone sentence the article