单选题
George ______ some important sentences by underlining them with a red pen.
A. highlighted
B. upgraded
C. capable
D. eligible
A
B
C
D
【正确答案】
A
【答案解析】
[解析] 各项的意思为:highlight突出,强调;upgrade升级;capable能干的;eligible符合条件的。所以,本题选A。
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