18b. Grammar: Present Perfect Simple vs. Continuous

18b. Complete the dialogues from this information. Use the Present Perfect Simple or the Present Perfect Continuous.

Selesaikan dialog dari informasi ini. Gunakan Present Perfect Simple atau Present Perfect Continuous.


E.g. 
Neil, why are you sweating? ~ Because I have been sweeping the floors.
Is the lawn finished? ~ Yes, Rachel has cut the grass.