----Did you happen to see ___black and ____white cat?------Is she missing I told you to take care of her.A.the,the B.the;不填 C.a;不填 D.a; the选哪项?因为什么?

Did you see the accidentthis morning?(happen) -I can't walk any longer,David?-Why?____ A.What happened?B.What did you happen?C.What have you happen?D.What is happened to you? Did you see the game?NO I didn't I ____visit my grandparents at that timeA happened to B was happen C happen to D happened 350.What __yesterday evening?A.did you happen B.you happende C.happened to you D.did happen to you Did you know how the accident _______(happen) that afternoon? What did happen to you the day before yesterday?(改错) 请问“Did you happen to meet that linguist?”怎么翻译? did you happen to met him yesterday?改为被动语态打错了did you happen to meet him yesterday you don't happen to know the time,do you .What __yesterday evening?A.did you happen B.you happende C.happened to you D.did happen to you为什么不能选d, .What __yesterday evening?A.did you happen B.you happende C.happened to you D.did happen to you为什么不能选d Excuse me,what_____just now?Sorry,I don't.A.to happen B.did happen C.is happening D.happened Did you know what ( ) in twenty years?A,will happen B.would happen C.had happened选哪个,原因是? I can't go to school today,Mum?Why_______,dearA,Wha's happed to ypu B.What did you happen C.What was wrong with you D.What's the matter with you Did you see the accident happenDid you see the accident ________ 是happen 还是happened,为什么 where did the story happen是什么意思why didn't the wolf eat the lamb at 19.---______ ---Sorry,I don’t know.A.What do you think happen to Mary?B.What do you think has happened to Mary?C.Do you think what has happened to Mary?D.Do you think what did it happen to Mary?B,C不清楚哪个对? ( )Could you tell me-----?A.what happened to him B.what did he happen C.what did he happen to C.C.what he happened 选哪个?为什么?