You’d better leave things ________ if you don ’t know how to deal with them
A、offC
A.离开，离去;B不在里面，出局;C单独的(地);D完结，翻倒，越过
名词解释：privateinternationallaw
Onaverageabout￡5000ayearisspentoneachprivateschoolpupil,_______theamountspentonstateschoolpupils.
名词解释：preferredstock
名词解释：silentpartnership
Sofarscientistshaveonlyacquired________understandingofthephysicalprocessesthatcauseearthquakes.
