是非常重要的

is very important

→ 是
phrase Rare #32,795
is very important Can also describe a noun, as in “is a very important …” or “are very important …,” depending on context.
CH: 休息是非常重要的。
EN: Rest is very important.

第一印象是非常重要的

First impressions are very important.

— 魔女宅急便 (1989)