问题
选择题
It is reported that North Korea once agreed to _________its neclear program in exchange for economic aid and security guarantees.
A．devote
B．abandon
C．contribute
D． adapt
答案
答案：B
题目分析:句意：据报道朝鲜曾经同意放弃核项目为了交换获得经济援助和安全担保。A投入，奉献；B放弃；C促成，投稿；D适应，改编。根据句意判断选B。