Geologists study the movement of tectonic plates to understand how each continent has shifted over millions of years.
地质学家研究构造板块的运动，以了解每个大陆在数百万年间如何移动。
Which choice best defines “continent”?
B — One of the main landmasses on Earth. “continent” means one of the main landmasses on Earth.
Which word means “one of the main landmasses on Earth”?
C — continent. “continent” means one of the main landmasses on Earth.
continent — one of the main landmasses on Earth. In Chinese: 大陆.
continent is pronounced /ˈkɒntɪnənt/.
Geologists study the movement of tectonic plates to understand how each continent has shifted over millions of years. (地质学家研究构造板块的运动，以了解每个大陆在数百万年间如何移动。)
landmass, mainland, region — all close in meaning to continent (one of the main landmasses on Earth).
Yes. continent is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.