1.This is the new style ,and it is very ( popularly / popular / population) this year.

1.This is the new style ,and it is very ( popularly / popular / population) this year.
1.This is the new style ,and it is very ( popularly / popular / population) this year.

1.This is the new style ,and it is very ( popularly / popular / population) this year.
popular

popular 流行的，受欢迎的 very 后面接形容词，表示“非常...”
popularly普遍地（副词）population人口（名词）
句意：这是新款，今年很受欢迎的。（这是今年非常受欢迎的新款。）

popular，这里用做形容词，受欢迎的

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