They are jumping a ditch.They jumped off the wall and ran off.请问这两句短语一个加了are 一个没有加是怎么个情况?难道是因为现在时和过去时么?

They are ____ the jumping race. Look,the monkeys are _____ A.jump happy B.jumping happily C.jump happily D.jumping happy...帮个忙.谢啦. They are ____ tall____each other and they both like jumping. 怎么问?才回答Yes,they are jumping 选择最佳的填空：1.__Kitt like playing the violin?--Yes,she___.a.Do,do b.Does,does c.Does,do2.Are the students jumping or running in the playground?a.Yes,they are .b.They are running.c.No.They aren't jumping.3.___triangle is this?It's Peter's. 选择最佳的填空：1.__Kitt like playing the violin?--Yes,she___.a.Do,do b.Does,does c.Does,do2.Are the students jumping or running in the playground?a.Yes,they are .b.They are running. c.No.They aren't jumping.3.___triangle is this? It 选择：1,How _____the song sounds!So many trees around the lake!A.softly B.sweet C beautifully D,well2,How _____the children are playing!They are running and jumping in the park.A,happy B.happy C.unhappy D.unhappily I like watching the animals_____in the zoo.A.play and jump B.ate and drankC.are eating and drinking D.are playing and jumping（请说明理由） They are jumping a ditch.They jumped off the wall and ran off.请问这两句短语一个加了are 一个没有加是怎么个情况?难道是因为现在时和过去时么? What beautifl clothes__!A.are they B.are their C.they are D.then are Are they two new friends A.Yes,they are.B.They are not.C.No,they are not.D.They are --Are they fishing or boating?--_________.A)Yes,they are fishing B)No,they are boatingC)Yes,they,are boating D)They are fishing Are those your friends?A.Yes,they're B.No,they are C.Yes,they are D.Yes,those are The monkeys are jumping.（就划线部分提问划线：jumping) Your parents never watch television________?A:are they B:do they C:are't they D:don't they Kangaroos have very strong legs ,so they are very g( ) at jumping.续上表Their tails are very strong ,too.So when they w( ) to have a rest ,they rest on their t( ).Kangaroos are a( ) very good at looking after their babies.Mother kangaroos k( ) the They are walking,______ ______?( ) A.are they B.aren't they C.are there D.aren't there 英语翻译Jumping with a pigCan pigs fly?This one can!And some people are jumping with it!This is the annual air festival in Moscow.At the festival,people make all kinds of flying animal toys and model planes.Then they jump with them.Some jump with