up to now
为止───until;目前───at present
I'm just kicking my heels until the beginning of the term.───开学前我无所事事.
Cook the lentils until they are mushy.───把扁豆烧到呈烂糊状为止.
Until 2004, she lived in Canada.───到2004年为止,她一直住在加拿大。
She had always seemed friendly until suddenly she began to show her teeth.───她看起来是客客气气的,一旦脾气发作起来,就张牙露齿不那么客气了.
They glided along the wall until they were out of sight.───他们沿着墙壁溜得无影无踪.
The car is taxed until July.───这辆汽车的牌照税缴纳到了七月。
It was not until yesterday that I learned it.───顶昨天我才听说这件事.
We were enjoying a pleasant conversation , until she sailed in with her unpleasant remarks.───我们正在愉快地交谈, 她却起劲地加了进来,说些没人爱听的话.