In order to keep up with the----of the changing world A flow B base C pace D item

In order to keep up with the----of the changing world A flow B base C pace D item Jack started to speed up and I had to run to (Jack started to speed up and I had to run to ( )in order not to fall behind ,A,hold on B,keep up C,get along D,make up should we diet in the order to keep fit in order not to do=keep not to do?keep not to do 是否存在? 帮我翻一下：order to be qualified to play it was necessary for him to keep up in his studies,In order to be qualified to play it was necessary for him to keep up in his studies,a very difficult matter,for while he was not dumber than an ox,he w keep to/keep up/keep down/keep in的意思各是什么,最好全一点 order-up-to when abroad ,they read the newspaper every day.in order to keep up with the internal situation.为什么会是when abroad,怎么会这样表述呢.不懂,还有in order are try to keep order. In order to catch up with others .怎么翻译 1.根据语境从方框中选出恰 当的短语填空 （keep up ,for sale ,hold on ,in order to） I’m1.根据语境从方框中选出恰 当的短语填空（keep up ,for sale ,hold on ,in order to）1.I’m sorry this painting is not （ ）2.M in order to keep healthy,we should 1.have a ____ diet 2.get ____sleep3._____ _____ a hoppy 4._____ water and _____dairy.5.keep a good ______in order to keep healthy,we shouldn't 1skip our_____ 2.stay up ____ 3.smoke or ____alcohol 八下英语填空I often run in order to keep healthy.(对run提问)____ ____ do you often do in order to keep healthy? They do that in order to keep plants warm.（就划线部分提问）划线部分是in order to keep plants warm We should keep the door___ in order to let the air in (opem) in order to keep fit ,he often r_______his bike to school 想不起来了 look up to ,come up with,keep up with,in preference to ,in agreement,in place of都是什么意思? he ran fast___he could catch up with others A in order that B in order to C so as to D in order