1) Form Present perfect a) S + have/has + V3 b) S + was/were + V3 c) S + have/has +v2 d) S + is/are +ing 2) Present perfect progressive a) S + is/are + V-ing  b) S + was/were + V-ing c) S + have/has + V-ing d) S + have/has + been + V-ing 3) Present Perfect a) she is going school b) The kids have played for 2 hours 4) Present perfect progressive a) The kids have been playing since morming b) The kids have played for 2 hours

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