Jawaban:

jabarkan dulu kalimatnya, ini kalimat positif nya (+)

• The boys and the girls are busy cleaning up the classroom.
• Udin is sweeping the floor.
• Siti is mopping the floor.
• Lina is cleaning the whiteboard.
• Edo is putting the books back into the shelf.
• Dayu is taking the rubbish to the rubbish bin outside.

Kalimat (-) negatif

• The boys and the girls are not busy cleaning up the classroom.
• Udin is not sweeping the floor.
• Siti is not mopping the floor.
• Lina is not cleaning the whiteboard.
• Edo is not putting the books back into the shelf.
• Dayu is not taking the rubbish to the rubbish bin outside.

Kalimat (?) tanya/interogatif

• Are The boys and the girls busy cleaning up the classroom ?
• ls Udin sweeping the floor ?
• ls Siti mopping the floor?
• ls Lina cleaning the whiteboard?
• ls Edo putting the books back into the shelf?
• ls Dayu taking the rubbish to the rubbish bin outside?

Penjelasan:

Kalimat ini menggunakan rumus present continuous simple/progessive form:

Rumus nya:

(+)

Subjek + ls/am/are + V1 ing + Object

(-)

Subjek + ls/am/are + not + V1 ing + Object

(?)

ls/am/are + Subjek + V1 ing + Object?

Present continuous untuk menyatakan kegiatan yang sedang berlangsung (+), tidak berlangsung (-), antara ya dan tidak berlangsung (?).

keterangan waktu yg biasa digunakan adalah now,right now, dll.