I can speak or I know to speak?
118405
Why is "He knows to swim" incorrect?
32275
Arguable ("susceptible to doubt") vs arguable ("susceptible to being supported")
4023
"I let him do it" and "I allow him to do it", why exactly does one require 'to'?
23365
What is the difference between 'tell' and 'say'
124757
Beginning a question with "Say,"?
117857
"She speaks an impeccable English" vs "She speaks impeccable English"
45221
A situation when two or more people speak at the same time
54354
Can I say "Coming!" for "I am coming!", and why?
54106
"I assume you know" vs. "I am assuming you know"
75589
"Communicate over" vs. "communicate through"
133639
Is either "can" or "could" more polite?
62469
Is it better to say "How do I..." or "How can I..."?
97408
Interpreting having known
10368
What is the difference between can and could in 'Can/could you please explain this to me?'
2697
Can vs. Could in the reply "It can/could be in the car"
25721
“Can” vs “Able to”: People/Animals vs. Inanimate Objects
83884
"So am I" or "So do I"?