1C be composed of 由...组成
然后又因group是单数所以选C
2D
reach a conclusion 得出结论、达成共识、告一段落 ABC选项应该是arrived at或者come to或者drawn
3B
as far as…be concerned 就…而言
然后单复数要一致·所以选择B
1C be composed of 由...组成
然后又因group是单数所以选C
2D
reach a conclusion 得出结论、达成共识、告一段落 ABC选项应该是arrived at或者come to或者drawn
3B
as far as…be concerned 就…而言
然后单复数要一致·所以选择B