sebutkan jawaban positif,negatif,dan introgatif dalam bahasa inggris kalimat ini 1.kakak saya membeli sepeda baru 2.ayah pergi ke kantor naik bus 3.mereka adala

1. (+) My sister is buying a new bicycle
(-) My sister is not buying a new bicycle
(?) Is my sister buying a new bicycle?

2. (+) Dad is going to the office by bus
(-) Dad is not going to the office by bus
(?) Is dad going to the office by bus?

3. (+) They are firefighters
(-) They are not firefighters
(?) Are they firefighters?