“Before the operation, I would look at
someone and all I could see for their face was jelly,” says Jonathan Wyatt.
“Now, I can see people's faces." would在这是表过去反复发生的动作吗?还是别的意思?
I have the privilege of flying more than other travellers.老师我想请教下:这里的 more than 是连在一起看,还是分开来看 flying more than…那 other travellers 后面是否省略了呢?是补充为 more than other travellers have 嘛?
The problem is that catalysts and membranes have been expensive until recently.请问这里catalysts and membranes是最近才开始变贵,还是从以前到最近一直都是这么贵,还是说以前一直贵,但最近不贵了?还请教 until recently 是否有多种不同的用法?