同位语从句。 ) G4 c* |1 G5 |. t0 F1 D- l
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Eg: It is an undeniable fact that environmental pollution becomes increasingly serious. ! G6 [% {" \! ?' I4 S* D
转自:考试网 - [Examw.Com] . D: N* Q4 ^+ H. ] 环境污染变得越来越严重是不可否认的事实。 ' F A* `/ \2 _% s: y3 r% R
Eg: No one can deny the basic fact that it is impossible for average workers to master those high-technology skills easily. X1 l9 F# O1 E- y! q& [& Q
$ ]" s! R w. C; p 没有人能否认这一基本事实:对于一般工人来讲,轻松掌握这些技术是不可能的。