How different a picture we now have of the ocean as the sea has begun to reveal its secrets.

How different a picture we now have of the ocean as the sea has begun to reveal its secrets.

A. public

B. opening

C. knowledge

D. schooling
Xem đáp án
A là đáp án đúng
Lời giải:
secret: bí mật >< public: sự công khai