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After finishing his homework he went on _____ a letter to his parents.A.write B.writing C.wrote D.to write答案上说选B,但我觉得应该选D.因为不是一直在做一件事.顺便分析一下 go on doing 和 go on to do 的区别.

题目详情
After finishing his homework he went on _____ a letter to his parents.
A.write B.writing C.wrote D.to write
答案上说选B,但我觉得应该选D.因为不是一直在做一件事.
顺便分析一下 go on doing 和 go on to do 的区别.
▼优质解答
答案和解析
D
go on doing继续同一件事
go on to do继续去做另一件事