They did pass their exams 为什么要加个did 不可以这样说嘛?They pass their exams

but they did pass their exams 这里的did是什么意思 They did pass their exams 为什么要加个did 不可以这样说嘛?They pass their exams they both pass on their stick?啥意思 how did they s_____ their weekend? how did they go their holiday翻译 英语翻译They are not losing their traditions because they pass them on to their children They did their homework last night同义句Their homework They talk instead of doing their homework.同义句They talked ___ did their homework. 英语翻译they did their homework and （ ）（ ）（ ）. they did their best in this game,but they__ What did they give their mother for her birthday?是什么意思 When did they find their camera was lost? They did not their homework yesterday.有什么语法错误? Did you help they clean their room?哪里错了? They did their homework last weekend.(用 now 改写句子 Did you help they clane their room?英语改错 The scientists wanted to know ＿＿＿when they felt confident.A、why did they push out their chinsB、why they pushed out their chinsC、how did they push out their chinsD、how they pushed out their chins They did their homework at home yesterday.怎么改成（ ） （ ） （ ） （ ）their homework?