我就担心丧失机会。不抓呀，看到的机会就丢掉了，时间一晃就过去了。（）
A、TheonlythingIworryaboutisthatwemayloseopportunitiesIfwedonseizethem,theywillslipthrough’tourfingers,timespeedsby
B、TheonlythingIworryaboutisthatwemayloseopportunitiesDon’tseizethem,theywillslipthroughourfingers,becausetimespeedsby
C、TheonlythingIworryaboutisthatwemayloseopportunitiesIfwedon’tseizethem,theywillslipthroughourfingersNowthattimefliesfast
D、TheonlythingIworryaboutisthatwemayloseopportunitiesIfwedon’tseizethem,theywillslipthroughourfingersastimespeedsby
中国自20世纪60年代开始进行海洋油气资源的自营勘探和开发。（）
A、Sincethe1960s,Chinabegantoexploreandexploitoffshoreoilandgasresourcesonitsown
B、Beginningfromthe1960s,Chinabegantoexploreandexploitoffshoreoilandgasresourcesonitsown
C、Asearlyasthe1960s,Chinabegantoexploreandexploitoffshoreoilandgasresourcesonitsown
D、Untilthe1960s,Chinabegantoexploreandexploitoffshoreoilandgasresourcesonitsown