Definition: quickly and suddenly Level: B2
本月油价急剧上涨。
The price of oil has increased ___sharply this month.
在他不再定期上课后，他的考试成绩急剧下降。
His test scores dropped ___sharply after he stopped attending classes regularly.
近年来，电动汽车的销量急剧上升。
The sales of electric vehicles have risen ___sharply in recent years.
