政府军正逐渐对叛军占据上风。

Government troops are gradually ___gaining ___the ___upper ___hand over the rebels.

他知道他的对手已经占了上风，没有获胜的可能了。

He knew that his rival had ___got ___the ___upper ___hand and that there was no way to win.

这家公司希望通过技术创新在市场上取得优势。

The company hopes to ___get ___the ___upper ___hand in the market through technological innovation.