单词拼写（根据所给的首字母或中文写出适当的单词）
Flying across the Atlantic for the first time was a great ________________(成就).
Now that you are a college student, you should learn to be__________（独立的）of your parents' help. 
The teacher gave us a clear _______________________(解释) on the use of the word.
He is a f______________ as an artist, but a success as an art teacher.
He was able to speak Spanish f_____________ after living in Spain for 30 years.
I felt _______________ (尴尬的) about what a mess my house was.
When Mary came across the hard words, she always _______________(跳跃) them..
All the homework was in English, so it was a bit c____________ for me at first.
The teacher said it was one of the best _______________ (作品) he had heard.
This job calls for great patience and _______________ (集中注意力).