when did they visit the great wall?这句话对吗

Did you know ____Beijing?------Next FridayA.when will they visit B.when they visited C.when they will visit D.what did they visit when did they visit the great wall?这句话对吗 Do you know _____the Beijing Zoo A.when did they visit B.when will they visit C.when they visited D.when they will visit Did they have fun___(visit) Weifang yesterday When and where did you visit the Science Museum? when did you visit him?(用yesterday回答) Where did they visit in New York City?的意思 （）1.---Did you know（）the Capital Museunm ------ Next Friday A.when will the（）1.---Did you know（）the Capital Museunm ------ Next FridayA.when will they visitB.when they would visit C.when they visited（）2.I want to know（）A.when 改错:When did they arrive Beijing?如题 改错:When did they arrive Beijing?改错:When did they arrive Beijing? When did they get to Guangzhou? When did they arrive ( ) the airport When did they get to Guangzhou? when did they grow vegetable 被动句 when ___you ____your old friend? 1.will,visit 2.did,visit 3.have,visited 4.were,visit 英语强人快进啊~When did they reach?如果不可以,when did they arrive呢? Do you know ____the Capital Museum? ----Next Sunday A when will they visit B when they will visit 请教您英语选择,学长,下面的题目我知道正确答案,但不知道选择的理由,8.----When ___D___she ____D__the USA?---Next weekA does,visit B did ,visit C is visit ing D will ,visit 9.They are ____B____the tall to see a picture show.A They were all wet when they arrived at school.:Were they?Did they?