A-A+
(Even though) she looks very (young) she is (
问题详情
(Even though) she looks very (young), she is (twice older than) my (twenty-year-old) sister.
A．Even though
B．young
C．twice older than
D．twenty-year-old
参考答案
正确答案：C
解析：应改为twice as old as。
考点：
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