根据首字母或汉语提示写出正确的单词.补全下列各句（共10小题，每小题0.5分,满分5分）.（使用本模块相关的词汇）。
The poor boy was very g_______ to the people who had helped him out of trouble.
Li Lei has a good c_______ of English so that he can understand the natives easily.
Nowadays, some famous companies just hire the g_______ from key universities.
There’s no doubt that the project will be finished on _______.(时间表)
Many miners were _______(困住) under the coal mines and luckily they were rescued.
True friends are also _______ (忠实) ones who are always sincere with you.
I’ll give a $200 r_______ for returning my lost dog.
At the news that his father lost his life in the earthquake, the boy_______(爆发) out crying.
The winner received lots of c_________ on his getting the first prize.
As a student, John always answers the teachers’ questions _________(积极) in class.