英语填空Hissister thought it was the （ ）thing she had ever heard

英语填空
Hissister thought it was the （ ）thing she had ever heard（ sad ）
We thinkhe is one of the （ ）leaders 智慧
He was too ___________ to keep his eyes open.And he soon fell _____________(sleep).
You don’t know how much difficulty I had _____________(get)along with him.
ifhe （ ）承诺to do it
if he （ ）承诺to do it,he will finish it with great difficulty