Present perfect and present perfect continuous (intermediate)

Present perfect continuous vs. present perfect simple (Intermediate 1- Intermediate 2) - Present perfect continuous vs. present perfect simple (Intermediate 1- Intermediate 2)

Present perfect continouous - Easy level . Intermediate 1

For or since ? - Intermediate 1

For or since ? - Intermediate I

For or since ? - Intermediate I

For and since II - Intermediate I