State control guarantees less efficiency in the exploration for oil, and in the _____32_____ and refinement of fuel. Further, these state-owned _____33_____ do not divulge how much they really own, or what the production and exploration _____34_____ are. These have become the new state secrets.
【題組】33. (A). companies (B). extraction (C). numbers (D). investment
寫作批改
VIP與詳解卡管理
私人筆記( 0 )