The easy way to tell if you need who or whom is to substitute it for he or him and see which one makes sense.

Lie: I felt sick, so I lay down.Here’s where it can get a bit tricky. The past tense of lie is lay, but not because there is any overlap between the two verbs. So when you say, “I lay down for a nap,” you’re actually using the verb lie, not lay, despite the way it sounds.

the Corpus was also used as a basis for grammar and language reference titles as well as dictionaries.

tell read_xlsx() take

as

It was the schoolteacher and writer Anne Fisher whose English primer of 1745 began the notion that it's somehow bad to use they in the plural and that he stands for both men and women.

In a delightful book, Founding Grammars: How Early America’s War Over Words Shaped Today’s Language (St Martin’s Press, 309 pages, $27.99), Rosemarie Ostler traces an arc that keeps repeating itself: A writer offers advice about language, his followers and schoolteachers convert the advice into dogma, and the public plumps for easy-to-follow rules, however bogus, over nuances and judgments.