Choose the correct answer to complete the sentence. Robots are now able ______ dangerous jobs, such as going inside burning buildings, which helps save human lives.

4/20

Choose the correct answer to complete the sentence.

Robots are now able ______ dangerous jobs, such as going inside burning buildings, which helps save human lives.

doing

to do

did

does

Giải thích

Đáp án đúng: B

be able + to V (có thể làm gì)

Chọn B.

→ Robots are now able to do dangerous jobs, such as going inside burning buildings, which helps save human lives.

Dịch nghĩa: Robot giờ có thể làm những công việc nguy hiểm, như đi vào các tòa nhà đang cháy, điều này giúp cứu sống con người.