Do we say “didn’t know” or “didn’t knew“?
What is the present tense of “could”?
Do I need to add a verb after “going to” when I talk about future plans?
Which question is grammatically correct: “does he like” or “does he likes”?
How to use “do” and “does” in a sentence?
Do I say “I’ve been busy the last week” or “I’ve been busy for the last week”?
What is the passive voice of “he will do it”?
What is the difference between I will and I should?
What is the past perfect tense of the verb be?
Is the sentence “I read a book” present or past tense?
How to learn passive voice in five easy steps?
When is his and her used in a sentence?
Can it’s be a contraction of It has?
What is the difference between have been and had been?
What is the difference between “was”, “were”, “is”, and “are”?
What is the difference between “few” and “a few”?