Theoppositionleaders________thegovernmentfornottakingactionsooner.
Tosucceedinascientificresearchproject________.
Othersarguethatsincetheearthhasenduredalongstringoficeagesinthelasttwomilliontothreemillionyears,anywarmingis________tobetemporary.
Forthenewcountrytosurvive,________foritspeopletoenjoyprosperity,neweconomicpolicieswillberequired.
过渡时期总路线的特征是_________。
