◎ 题干
Simon _____ a computer already. He wants to learn _____.
[     ]
A. bought; what to use
B. has bought; how to use it
C. bought; how to use it
D. has bought; what to use it
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Simon _____ a computer already. He wants to learn _____. [ ]A. bought; what to use B. has bought; how to use it C. bought; how to use it D. has bought;…”主要考查了你对  【现在完成时】【宾语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。