句子改错：when did TOm does his homework?为什么要把does改成do啊,Tom是第三人称单数,后面动词不是要第三人称单数形式么?

句子改错：when did TOm does his homework?为什么要把does改成do啊,Tom是第三人称单数,后面动词不是要第三人称单数形式么? When did Tom does his homework?改错 When did Tom does his homework改错 改错:When did they arrive Beijing?如题 改错:When did they arrive Beijing?改错:When did they arrive Beijing? tom can do a cake改错 When Did We Do That 改错题:Do you did your homework? 改错 1.what cd did you listen to ____(recent）?2.we do not know when ____( go) home When do she eat breakfast?（改错,写出正确的句子） 将下列句子合并成宾语从句1.When did he leave here?Do you know?2.How did is he?Do you know?3.Where are you from?Can you tell me?4.Where does Tom go?Do you know?5.Who is like me?Can you tell me? Did Tom finish ___(do) his homework? 把句子合并成宾语从句When did he leave here?Do you know? 例句：1.Did Tom do his home work yesterday?When?回答：I want to know if Tom did his homework yesterday.请问回答中的为什么要过去式did而不用单数第三人称does? 句子改错:I believe that only when you do that you should do can you make progresses in life. when did you do和what did you do 区别 when do you get up yesterday 改错 When do you get home?改错 when do you get up?改错