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Present perfect progressive is a tense used to talk about an action that has started in the past and...

A modal is a verb that combines with another verb to indicate mood or tense. A modal (also known as...

Phrasal verbs are groups of words in English, made up of a verb and either one or two particles. A p...

An action verb also called a dynamic verb is a verb that expresses something (physically or mentally...

A phrasal verb is a verb that is combined with an adverb or preposition. The combination creates a n...

Should is a modal verb or modal auxiliary use to express obligation. It means that the subject of th...

"Have to and must" are both used to express obligation. There is a slight difference in the way they...

We use will or going to or even the present progressive for future actions. « will » is used for dec...

May and might are used interchangeably when referring to possibility and probability, but there is a...

Will (won't negative form) is used for voluntary action, and for future prediction. May and might ar...

A conditional sentence is a type of sentence that states a condition and the outcome of that conditi...

The simple past /preterit is used to talk about a completed action in the past. We don’t care whethe...

The Present perfect is used: when an action took place in an unspecific period in the past, when act...

For' expresses the duration between the beginning of action until the period of speaking. If the per...

The word yet is mainly used to refer to something that a person is waiting for and expecting, but th...