Prepositions are not normally used before infinitives in English. After verb/ noun/adjective + preposition, we usually use the -ing form of a...

What are modal auxiliary verbs? The verbs can, could, may, might, will, would, shall (mainly British English), should, must and ought are called...

Comma after so When so is used to mean therefore, it is a transitional adverb. So, it should be followed by a comma. I was not feeling well. So, I...

1- future, present, and past; simple, progressive and perfect English verbs can refer to future, present or past time, and for each kind of time...