Fill in the Blanks Practice 2Online version Complete the sentences by Andrés Hernández 1 has Isn't is Hasn't Aren't has aren't have hasn't Is Derek been drinking café . Hasn't he ? The girls are playing in the park . they ? Samantha and her friends been talking . Haven't they ? The children working . Are they ? Charlotte is practicing the revelation song . she ? Andrew playing his piano . Isn´t he ? Mary been sleeping this morning . Has she ? Christopher been swimming in the pool . Hasn't he ? My grandfather has been planting trees this morning . he ? Karen isn't reading her Spanish's grade . she ?