Cụm động từ Trong Toefl Itp P1

Wildlife photographers are involved of a new government project to docum the 50 most endangered species in the United States.

Petrography concerns primarily with the detailed description and classification of rocks, whereas petrology deals primarily with rock formation.

Pythons differ than most other snakes by having two well developed lungs rather than a much smaller left lung or no left lung at all.

In the United States, the federal government is responsible to regulating the working conditions in factories.

A bar code consists a pattern of lines and bars that a computer can translate into information.