2015年5月,我国自主研发的旋转导向系统和随钻测井系统联袂完成钻井作业,这代表着当今世界钻井、测井技术的最高水平。我国成为全球第二个同时拥有这两项技术的国家。这说明( )
—You were brave enough to say “No”at the meeting. —Well,now I regret________ that .
My mother is sleeping .Don’t _________.
I like playing _________ piano. I also like playing ______ football.
It’s silly you your car at such a low price.
Do you think _________ should be allowed to drive?