【单选题】In his ______ to further his knowledge of the universe, man has now begun to explore space.
A.endeavor
B.expedition
C.trail
D.chase
网考网参考答案:A
网考网解析:
[解析] endeavor试图;expedition远征;trail追踪;chase追逐。根据句意,A最合适。
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document.getElementById("content").style.display="block";
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