改革开放以来,我国经济社会发展取得了巨大成就,国际地位也日益提高,但前进的道路还有不少困难和风险。为此,我们应树立 。
---How are you prepared for the new project? ---We have done much but a lot of equipment ______.
---How long have you been here? ---About half an hour, Jack ______me here.
I can still remember the first day _____I spent at school _____it were yesterday.
________an advertisement says, remember that there is ________as a free lunch in the world
Was it on that lonely island ________the family finally ___________?