Twenty of the birds are about to (17)_________to the skies with the task of measuring air pollution,

D

- make (v): làm                                                     - launch (v): phóng

-reach (v): chạm tới, với tới                                     - take (v): lấy

Take to the sky ( idion)= fly (v): bay lên trời

“ Twenty of the birds are about to take to the skies with the task of measuring air pollution...”

(20 chú chim sẽ bay lên trời với nhiệm vụ là đo sự ô nhiễm không khí..)