the scientists got as____ as they could to the wild animals in oder to watch them___.how care ful they wereA clsoely,close B close,closely C close,close D closely,closely

the scientists got as____ as they could to the wild animals in oder to watch them___.
how care ful they were
A clsoely,close B close,closely C close,close D closely,closely

选B.前者表示科学家尽可能近距离接触野生动物,后者表示目的是为了密切关注它们.close作副词表示近距离,closely作副词表抽象的密切地.

B close,closely

D？

选B。as.....as之间用形容词close,closely形容动词watch为副词。