A: What have you just done?#
B: I've just aired the room.#
A: What have they just done?#
B: They've just cleaned their shoes.#
A: What has he just done?#
B: He's just opened the window.#
A: What has he just done?#
B: He's just sharpened his pencil.#
A: What has she just done?#
B: She just turned on the television.#
A: What has they just done?#
B: They've just listened to the music.#
A: What has she just done?#
B: She's just boiled some water.#
A: What has he just done?#
B: He's just answered the phone.#
A: What has she just done?#
B: She's just emptied the trash can.#
A: What has she just done?#
B: She's just asked a question.#
A: What has she just done?#
B: She's just typed a letter.#
A: What has she just done?#
B: She's just washed her hands.#
A: What has he just done?#
B: He has just walked out of the park.#
A: What has he just done?#
B: He's just painted the bookcase.#
A: What has she just done?#
B: She has just dusted the cupboard.&