13嘉定区高三英语一模几道语法题求解释
5.Scientists are not sure of the potential effects _______ the greenhouse gases on the future climate of the earth.A.on B.of C.for D.to
28.It’s up to the Security Council to decide what measures ____ be taken to restore peace and security.A.can B.shall C.may D.will 我选A
31.________ with animals,Pi knows how to keep them under order.
A.Growing up B.To have grown up C.Having grown up D.To grow up 我选C
39.Who would you rather have ______ the speech at the class meeting next week?A.deliver B.delivered C.to deliver D.delivering答案A