单选题______AavailableBenoughCsufficientDconvenient
单选题
______
A
available
B
enough
C
sufficient
D
convenient
参考解析
解析：
词义辨析题。available“可得到的，可用的”，enough“足够的”，sufficient“充足的”，convenient“方便的”。上文提到在森林中居住的猿人和猴子可以通过爬树来解决远距离视力不足的问题，结合句意“然而，在没有树的开阔地带，这种简单的方法是不____”，可知A最符合文意。
词义辨析题。available“可得到的，可用的”，enough“足够的”，sufficient“充足的”，convenient“方便的”。上文提到在森林中居住的猿人和猴子可以通过爬树来解决远距离视力不足的问题，结合句意“然而，在没有树的开阔地带，这种简单的方法是不____”，可知A最符合文意。
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