相關CER的文學知識

"AsksapamphletfromtheCentreforEuropeanReform(CER),aLondon-basedthink-tank."ThesecouldmaketheentitiesresponsibleforCERissuanceliableforreplacingCERsissuedincorrectlyinthepast.*的CER太過廉價，碳價格太低...

問題詳情：–Mr.Wilson,canIaskyousomequestionsaboutyourspeech?--Certainly,feel________toaskme.A.good                B.calm                    C.free         ...