23.to go to do sth
(serve to)可用于…；有助于…
This letter goes to prove my point.这封信可用于证明我的观点。
24.(disappear)消失；不见
Most of the manufacturing jobs in the region have gone.这个地区的大部分制造业工作岗位都没有了。
25.(endure, last)(常后接for)坚持, 持续
She had gone three days without food or water.她不吃不喝已经3天了。