as to至于, 关于
例句:I have no doubts as to your ability.
关于你的能力我毫不怀疑。
3.The United Nations has warned that Ivory Coast is on the brink of a new civil war as the post-election violence triggered by a power struggle between rival presidential contenders spreads from Abidjan to other areas.
on the brink of濒于
例句:The company is on the brink of bankruptcy.
该公司已濒临于破产的边缘。
1.If I were a president, I would have resigned, I would have thrown my resignation in your face, but I have no position, no post, I have nowhere to resign from.
If I were,I would have....虚拟语气
与事实相反的假设,通常分为基本的三种形式。
1)与现在事实相反的虚拟:
If did / were ..., ... would
should
could do (动词原形)
might
If I were you, I would go abroad at once. (I am not you.)
If he knew it now, he could help me. (He doesn't know it now.)
2)与过去事实相反的虚拟:
If had done ..., ... would (might) have done ...
If I had known your telephone number yesterday, I would have phoned you.
(I didn't know your telephone number.)
If you had come here a littleearlier just now, you might have met her.
(You didn't come here earlier.)