1. I am very knowledgeable, but I've hardly had a chance to show my knowledge or prove myself.2. As long as you perform well at work, your manager will value you.3. The performance of the company is getting better and better.
 show something; prove oneself perform; do performance請參考例句.
1. 我知道的東西很多, 只是沒機會表現罷了.2. 在公司你好好表現, 上司就會看重你.3. 公司的表現越來越好.
My sister is bad-tempred and would snap at anybody whenever she feels like it.