They can send submarines to take photographs of animal life and bring back to the __________ for further study.
A. satellite
B. surface
C. device
D. sample
Đáp án: B
Giải thích: surface: bề mặt nước
Dịch: Họ có thể cử tàu ngầm để chụp ảnh cuộc sống động vật và mang trở lại mặt nước để nghiên cứu sâu hơn
Organisms play ________ important role in keeping the nature balanced.
A big ocean in the world is divided ___________ five different parts: the Pacific, Atlantic, Indian, Antarctic and Arctic Oceans.
A large number of jellyfish are _________ stake due to overhunting.
They will never forget _______ the man-eating shark at the beach.
The director _______ for the meeting by the time I got to his office.
My mother told me she _______ very tired since she came back from a visit to our grandparents.
This season's _______ include five new plays and several concerts of Chinese and Indian music.
Today’s scientists have overcome many of the challenges of the depth by ________ more sophisticated tools.