题目内容
Tom is ________ boy now.
[ ]
A.a 11-years-old
B.a 11-year-old
C.an 11-year-old
D.an 11-years-old
答案:C
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Tom is ____________ boy now.
| A.a 11-years-old | B.a 11-year-old |
| C.an 11-year-old | D.an 11-years-old |