you ( )thetraffic rules when you travel in a foreign country是选 A：don't have to know B:must know C:may not know 选哪个

when you take a bus in England ,you must be careflul ,too.you must remember thetraffic rules on the left(翻译）别走错路（翻译） you ( )thetraffic rules when you travel in a foreign country是选 A：don't have to know B:must know C:may not know 选哪个 you ( )thetraffic rules when you travel in a foreign country是选 A：don't have to know B:must know C:may not know 选哪个 shu ru fa ze me mei you le dian nao mei you zhong wen shu ru zm ban shu ru fa mei you ,zen mo hui shi shou ji shu ru fa mei you zen me bansumsung E848 mei you shu ru fa ze me ban weishenme wo shu ru bu liao pingyin?you pingyin de tubiao danshi shu ru bu liao,zhe shi zenme huishi you le n,shi qu jiang shang you ru he翻译成汉字什么意思 wei shen me wo yong shou ji shang wang ,shu ru fa wu lun zen me an dou mei you ping yin shu ru fa? wo de dian nao zen me mei you shu ru faRTmei shu ru fa bu neng da han zi ji!bai tuo le you yu yan lan, dan shi mei fa shu ru zhong wen ! ye xia zai le shu ru fa ,jiu shi bu xing ! shu ru fa bu neng qie huan le.shu ru fa bu neng qie huan le..kuai su qi dong lan li de shu ru fa ye dou mei you le...yu men..zen me ban .. wo de dian nao mei you zhong wen,wo ru he xia zai zhong wen shu ru fa mei jian le ,tu biao ye mei you le ,zen me ban a wo de shu ru fa zen me mei you le zenme ban a wo zai han guo mei you ping ying shu ru fa zen me ban? wo de dian nao mei you shu ru fa zen mo ban