decide 
英 [dɪˈsaɪd]  美 [diˈsaɪd] 
v. 决定；解决；裁决；影响…的结果

例句：
He has decided that he doesn't want to embarrass the movement and will therefore step down. 

他决定不再影响运动的进程，就此辞职。

The house needed totally rebuilding, so we decided against buying it. 

这间房子需要彻底翻新，因此我们决定不买了。

I decided to write to her. 

我决定给她写信。

I decided not to go. 

我决定不去了。