We explored the possibility of expansion a
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We explored the possibility of expansion at the conference.
A:offered B:included C:accepted D:investigated
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答案:D
本句意思:我们在会议上研究了扩大的可能性。explore在此意为“探索,研究”,与 investigate“调查,研究”意思相近。offer提供;include包含;accept接受。
