During the quiet afternoon, the temperature suddenly dropped, signaling the arrival of a cold front from the north.
在安静的下午，气温突然下降，预示着北方冷锋的到来。
- Over time, the ground surface above the void loses support and can collapse suddenly.
From a Rhetorical Synthesis question · Expression of Ideas
Which choice best defines “suddenly”?
D — Quickly and unexpectedly. “suddenly” means quickly and unexpectedly.
Which word means “quickly and unexpectedly”?
B — suddenly. “suddenly” means quickly and unexpectedly.
suddenly — quickly and unexpectedly. In Chinese: 突然地.
suddenly is pronounced /ˈsʌdənli/.
During the quiet afternoon, the temperature suddenly dropped, signaling the arrival of a cold front from the north. (在安静的下午，气温突然下降，预示着北方冷锋的到来。)
abruptly, unexpectedly, swiftly — all close in meaning to suddenly (quickly and unexpectedly).
gradually, slowly — each the opposite of suddenly (quickly and unexpectedly).
Yes. suddenly 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.