1. Why didn't you take the medicine this morning?
did 和 not 在這個句子裡一定要縮寫
2. What did you do yesterday?
不適合用進行式, 因為時間沒說清楚
3. David came to Taiwan four years ago.
4. Did you have fun (或have a good time) last Sunday?
Yes, we did.
1.今天早上你為什麼沒有服藥?>>why didn't you take the medication this morning?
2.昨天你做什麼呢?>>what did you do yesterday?
3.David 4年前來到台灣>david came to taiwan 4 years ago~
4.上星期日你們玩得很愉快?是的,我們很愉快>>did you played very happy last sunday?yes,we were so happy~