The Past Perfect Continuous Tense

The Past Perfect Continuous tense is used to describe an action that started in the past and continued up until another point in the past. It emphasizes…

Present Perfect Simple

The Present Perfect Simple is a tense used to connect the past with the present. It shows that something happened at some time before now, but the…

The Simple Present of the Verb “to be”

What is the verb “to be”? The verb “to be” means “to exist” or “to describe” people, things, places, or situations. In the simple present tense, it…

Sci/Tech-RS-2018