单词拼写(共10题，每题1分，满分10分)
__________(祝贺)! You have passed the exam.
Hearing the news, she burst into __________(笑声).
People began to wonder how long the __________(灾难) would last.
I became more ________(没有希望的) about my future.
__________(判断) from his expression, he was satisfied with my work.
He has _________(奉献) most of his time and energy to finding a cure for the disease.
Of the 6 people injured in the crash, only two _________(幸存).
He offered guidance to poor black people on their __________(法律的) problems.
Some of the __________(营救) workers were trapped under the ruins.
My parents went out last night and I stayed at home _________(独自一人).