七)开篇 1) Many nations have been faced with the problem of ... " L% R. ^$ S5 Z: b- t% V7 \2) Recently the problem has been brought into focus. ; N: q( r. I$ O5 E) S
3) Recently the phenomenon has become a heated topic. ; o' v6 W8 @) x8 D5 R9 z
4) Recently the issue has aroused great concern among ... / Z4 G0 X! q3 m7 H8 U) s- q 5) Nowadays there is a growing concern over ... ( S- D0 O$ }( l8 b* d
6) Never in our history has the idea that ... been so popular. . n4 o& Y/ |7 x$ h7 n7 @! O e
7) Faced with ..., quite a few people argue that ... 4 n7 E. `* I) y; v8) According to a recent survey, ... 7 f6 R: d7 \7 m9 X8 k% u# f
9) With the rapid development of ..., ...
发表于 2012-8-14 10:35:42
