His studies of ice-polished rocks in his Alpine homeland, far outside the range of present-day glaciers, led Louis Agassiz in 1837 to propose the concept of an age in which great ice sheets had existed in now currently temperate areas.
语法 Sentence Correction-346
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正确的用户笔记
Rubymaking 2014-04-12 06:51:21
now 与currently用词重复
saintyyu 2014-03-30 20:58:21
had existed时态不对。
san_dra_1994 2015-09-09 11:03:55
now=currently
umasou999 2016-12-27 06:02:11
ps: in which可以修饰一个metaphorical place (condition, situation...)或是a noun event or time 所以此处in which或者when都可以 1、时态：此处没有其他的时态提示，要用simple past——exsited 2、简洁：now与currently重复了【rhetorical】
Justiceng2 2016-08-12 15:45:45
'now' and 'currently' redundant.
liaoly 2016-06-20 06:57:18
now和currently重复
lixiaoye1002 2016-05-12 18:48:26
过去完成时错 now currently语义重复
lixiaoye1002 2016-05-12 18:48:26
过去完成时错 now currently语义重复
annie654 2016-05-11 16:13:41
now currently wordy
空杯心澄 2016-02-23 15:37:10
now 与currently 重复~
瑶清风 2015-11-22 16:17:16
now和currently重复
瑶清风 2015-11-22 16:17:14
now和currently重复
Heyiii 2015-09-11 10:14:02
had existed 应该为 existed
