请教几道高一英语题1、I ran faster than ever, reaching the schoolyard q

请教几道高一英语题
1、I ran faster than ever, reaching the schoolyard quite ____out of breath____.
这是答案给的一句话,我想问一下这里填空部分可以填be out of breath吗?因为out of breath不是不能直接做谓语么?

2、The employee you have been thinking highly of______dishonest .
B、of proves D、of being proved
prove这个词是没有被动的吗?可以直接用prove一词表示被证明xxx吗?

谢谢~~