2015-2016学年人教版高中英语必修4 Unit3__Language__points__for__reading参考课件(共37张PPT)
2015-2016学年人教版高中英语必修4 Unit3__Language__points__for__reading参考课件(共37张PPT)第2页

... and up to now nobody has been able to do this better than Charlie Chaplin. 句中up to now = up till now, 表示“到现在 为止”, 常与现在完成时连用。如: I haven’t got any letters from him up to now. 直到现在我还没收到过他的信。