We hope that the countries could ramp up mechanisms to prevent crises from spinning out of control on some major issues, while building up confidence and goodwillwhile后面省略的内容是什么？感谢解答！
...何抉择？1. "Larry, I can't give you an answer before I think it over," said Joe.（before / until）2. You should put your feet in some warm water before you go to bed. （before / until）ps：以上两题，在语法上before与until我感觉都对，但是这个是选择题。...
...：Thank you for all your hard work last week. I don’t think we _______ it without you. A. can manage
B. could have managedC. could manageD. can have managed记得前不久有位网友问过相似的问题，也是问 last week 的句子成分问题，当时有老师说它是定语，也有老师...
请问下面的句子对吗？尤其是 no matter how clever 用得对吗？
Anyone, no matter how clever, can’t work it out in such a short time.
我是说 no matter how clever 的表达太汉语化了，因为完全等于汉语的“无论多聪明”。
"I don't think any of us keep up our correspondence too well," I said. "I know I don't. But I take it he's someone you've known quite a while?"老师：您好！请问这句句话中 he's 是表示 he has 还是 he is 啊？我没看懂。谢谢。
...面问题中提到的高考题：The village is far away from here
indeed. It’s a four hours’ walk.2. 牛津：The office is ten minutes' walk from
here. 3. 章教授P255：a three days' journey an hour's work请教老师，牛津的例句为什么不需要加冠词，此时的属格兼具限定...
It is a year when our children begin learning to develop an entirely new relationship with the world as they head down the road to independence.请老师讲一下as they head down the road to independence是什么成分和结构？谢谢老师。