terrible的副词是terribly

terribly

英 [ˈterəbli]   美 [ˈtɛrəbli]

adv.非常；很；极；非常糟糕地

例句

It was terribly hot and I started to feel strange.

酷热难当，我逐渐感到不舒服。

The house was terribly small and cramped, but the agent described it as a bijou residence.

房子十分狭小拥挤，但经纪人却把它说成是小巧别致的住宅。

Some people are so terribly insincere you can never tell if they are telling the truth

有些人非常虚伪，你根本说不准他们是否在讲实话。