---they have found someone in trouble,they decide on suitable ways to help them.A If B Once C Because D Since如何区分A\B两个答案?

they have found out a great deal They have already found their money(改否定句) They -------- already found their money. They have not found the solution of the problem.改错 have found They haven't found anything yet.(改为同义句)They have _____ _____yet. that's not where they found her---where they found her是什么从句where 属于什么词性 Have they found the missing child yet?missing为什么Have they found the missing child yet?missing为什么是ing形式? Resuers have found 700 people after the mudslide.Oh!____.A.That's too bad B.It's so awfulC.They are so lucky D.I can't believe it They will have a no s( ) vacation they have been in kate's for 1.Though it's the first time they have met,they talk as if they ____ friends for many years.(C)A.are B.were C.had been D.have been2.They found themselves in front of a wall ____ a big hole ____ it.(A)A.with,in B.has,in C.having,on D.that has,on3.-How they can be found They have found ways to make waste water clean.的被动语态则怎么变? 改被动语态 They have found ways to make waste water clean. They have found a way to make waste water clean.如何让改为被动语态 They have found the way to Magic Parade.怎么改为被动语态? The police have s____ the building,but they found nobody in it. 英语翻译I was so upset last week when somebody stole my Super Racer from the park by your house.I called up the toy company but they said they have only red,blue and green racers.Dad called Cobb's Toy Store today and found out they might have pur