分类：教育/科学-外语学习
问题：“到目前为止”都有哪几种说法？ 
回答：< 给几种常用的表达方式并提供实用的例句作为参考 >* "As yet"As yet, no man has set foot on that mountain. 到目前为止还没有人登过那座山。 * "So far"So far so good. 到目前为止，一切都好.How do you like it so far? 到目前为止，感觉如何？* "Up to now "Up to now everything has been successful. 到目前为止，一切都很顺利。I have heard nothing from him up to now. 迄今为止我没有他的任何音信。* "until now"or"up till now"Up till now,there are still many children who are defrauded of an education chance. 到目前为止，（迄今为止/直到现在）仍有许多儿童被剥夺受的机会。* "until the present time"The development of technology until the present time.迄今（到目前为止）的科技发展。