why didn't you give me a ring?Well,I meant -----,but later I forgot A telephoning B to telephone C having telephoned D to have telephoned 要详细的理由

why didn't you give me a ring?Well,I meant -----,but later I forgot A telephoning B to telephone C having telephoned D to have telephoned 要详细的理由
why didn't you give me a ring?Well,I meant -----,but later I forgot A telephoning B to telephone C having telephoned D to have telephoned 要详细的理由

why didn't you give me a ring?Well,I meant -----,but later I forgot A telephoning B to telephone C having telephoned D to have telephoned 要详细的理由
D,我打算打电话来着
mean to do 所以排除A和C ,
B应该为to telephone you或只有 to
D的意思是我本来打算要打电话的.过去完成时

b
mean to do是打算做某事，有强调事与愿违的意思。
mean doing ：意味着

B
mean to do　 打算、想
mean doing　意味着,象征

选d -你为什么不给我电话？
-我本来打算打给你的但是后来我忘了 meant to have done 我本想打电话