The accident did damage to the car.damage 前为什么有 did

when did the accident happen When did the accident ( ) ( ) (发生）?填空 did you see the accident h__ 请问Did the dam in China break?圣诞节外国朋友发了条短信给我Merry Christmas!Did the dam in China break? Did you see the accident happenDid you see the accident ________ 是happen 还是happened,为什么 when did the accident happen?怎麼回答? When did the car accident happen?(同义句） How did the accident happen?改同义句RT Did you know how the accident _______(happen) that afternoon? did you see the accident h_____?横线处填什么? Where did the car accident ____this morning?填一个词组 The accident did damage to the car.damage 前为什么有 did A young man,___I did not know ,asked dam me to give you the message.应填什么词 The massive Three Gorges Dam Where did the accident happen ()May1st of 2013?括号里填什么介词?为什么? when did the accident happen?_____a winter morningA:in B:At C:On D:For when did the ____ happen?A.interview B.accident c.flight填b吗 how did you get to know all about the accident详解