例:Great as Newton was, many of his ideas have been challenged today and are being modified by the work of scientists of our time. 虽然牛顿是个伟大的人物,但他的许多见解直到今天还在受到挑战,并且被现代科学家的工作所修正 4. 现在完成进行时(have/has bee...
10. 现在完成进行时(have/has been doing) 表示某一动作开始于过去某一时间,延续或重复地出现至今,或将继续延续至将来。 例:We have been working on this project for over a month no...
first six years of use. A pilot reform allowing drivers to pay traffic fines across provinces has also been initiated. Rules on ID card administration have been issued whereby citizens may report and claim lost ID cards in regions other than their ...
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