楼上错了,
正确的答案是
winning first prize is the envy of the class
first prize 通常不加冠词
envy 则需要冠词.
我们一般说
I won first prize
而不说
I won the first prize,
我们说
It is the envy of the class
不说
It is envy of the class.
英语是我第一语言.