Complete these sentences with is/isn't, am/am not, are/aren't


Complete these questions with



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Complete these questions with have or has and the correct form of the verb in brackets.(Present Perfect Tense)

  1. ____have__they ____changed_______(change) the Internet Service Provider?

  2. ___have____you checked__________(check) the remaining disk space?

  3. ___have ___you ___installed__________(install) or ___uninstalled____________(uninstall) software recently?

  4. ________has_Dillipupdated_____________(update) the drivers recently?

  5. _______have__you _called_________(call) IT Help Desk?

Use the present perfect to make positive or negative sentences.

Example: the screen/go/blank



The screen has gone blank.

  1. The charger/stop/working The charger has stopped working

  2. I/not/upgrade/the operating system Ihave not upgraded the operating system yet.

  3. She/not/install/the updates She has not installed the updates yet

  4. They/reinstall/the application They have reinstalled the application

  5. She/not/be able to fix the problem She has not beeb able to fix the problem yet


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