In Nouns^x, Modal verbs^x, Conditionals^x

I obviously agree with Forbes: it depends on your first language. I have never had any problems with passive sentences, subjects and objects, the difference between countable and uncountable, etc. because those are all features I have in Italian too. It is not difficult at all for me to use...

I'll paste from the New Oxford, but I can't really sum it up any shorter or more understandably myself. Basically, there are some kind of weird and antiquated rules, and they are largely disregarded modernly. should modal verb (3RD SING. should) 1 used to indicate obligation, duty, or...