The European Union countries were once worried that they would not have ______ s

游客2025-05-05 39

问题 The European Union countries were once worried that they would not have ______ supplies of petroleum.

选项 A、proficient
B、efficient
C、potential
D、sufficient

答案 D

解析根据句意应选sufficient足够的。proficient精通的；efficient高效的；potential潜在的，均不合题意。句意：欧盟各国曾经担心它们会缺乏充足的石油供应。

转载请注明原文地址:https://tihaiku.com/zcyy/4062787.html

相关试题推荐

随机试题

最新回复(0)

Thetwocountriessignedanagreementtoreducetheirnuclear______.A、tornadoes