up they jump,down they fall这是什么语法?什么情况下这样用?

jump up and down up they jump,down they fall这是什么语法?什么情况下这样用? 选择填空：1.Jump up and down＿,everybody.A.five time B.five times C.for five tim选择填空：1.Jump up and down＿,everybody.A.five time B.five times C.for five times2.Stand ＿ a line and put your hands up.A.on B.with C.in3.—＿ they in th jump up and down的意思 jump up and down 汉语怎么说 As soon as the three boys saw each other,they all jump up and down happliy.翻译 Jump up and down ten time.求众大霸找错误 jump up and down（改为否定句） 帮忙翻译下英语啊,下面一题填写p开头的单词 Monkeys are p____.They always jump up and down They grow up and they grow down jump down 意思 造句 Jump down one’s 英语的题目,见下补充说明一.用所给单词的适当形式填空.1.（1）Please(填空）（jump)up and down three times.(2)Do you like (填空_)(jump) (3)Li Lei (填空)(jump)high.2.(1)They are (填空）(have) an English lesson.(2)the br get off和下列哪一个是同义词?climb up,hold on,come down from,jump I like watching m_______ jump up and down in the zoo. ()()your right leg and jump up and down five timesAll right .I can()(). 请问兴奋地跳上跳下用英语怎么说,jump up and down in _______ 翻译they build you up so they can tear down