we should keep up with the development of science,or we will not be able to make progress英译中哇

Should I Keep it up? Well ,first ,we should exercise often to build us up .Second,we should keep our rooms clean and Should we dietto keep fit We should pick up the i_____ to keep the streets clean. we should keep up with the development of science,or we will not be able to make progress英译中哇 If we believe something is good and true we should _____ to it.选项:a、hold upb、keep onc、hold ond、keep up When we are young,we should ________some money for old age .A.set aside B.lay up C.keep up D.give out We should keep our classroom _______(clean). We should keep children ______ .(safe) We should keep inthe reading room We should keep the nice room clean should we keep pets in dormitory We should do exercise to keep h___. we join Keep up the good we should keep quiet here 同义句 we should keep ____ here 英翻译中 We should keep up with the development of science ,or we will not be able to make progress we should learn to prop up ourselves “we should never give up easily”翻译