英语六级(CET6)作文经典:绝佳句型句式片12 & l5 p& B: k* ~七)开篇 " F/ A! ?2 c* E. m$ k0 I# {$ `3 V1) Many nations have been faced with the problem of ... ! C+ @6 n' I: j/ N# \* O
2) Recently the problem has been brought into focus. % g9 F K9 s' g0 e! G/ ]
3) Recently the phenomenon has become a heated topic. ! w" I- f O* q, m+ X* W) }2 W
4) Recently the issue has aroused great concern among ...