未分类题
They had to face up to innumerable______before they achieved their goal.
A.slashes
B.setbacks
C.shutters
D.slacks
A.A.slashes
B.setbacks
C.shutters
D.slacks
【参考答案】
B
解析：slashes砍伤，砍痕；setbacks挫折；失败；倒退；shutters百叶窗；slacks松弛；......
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