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【单选题】
下列字符串是合法标识符的是()A.
_MK
B.
9_student
C.
long
D.
$123.4
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举一反三
【单选题】—Who is that ______? —She is my cousin, Jenny. [ ]
A.
an eight-years-old girl
B.
eight-year-old girl
C.
an eight-year-old-girl
D.
eight-years-old girl
【单选题】The sixyearold girl infected with the H7N9 bird flu is in a ________ condition after receiving treatment.
A.
stable
B.
temporary
C.
thoughtless
D.
sensitive
【单选题】The little girl is only six _ . [ ]
A.
year old
B.
old year
C.
years old
D.
old years
【简答题】人生于自然，食五谷生百病，从大地上取草木虫石以克之，其实就是()的理论 A、藏象学说 B、五行学说 C、阴阳调和 D、五运六气
【单选题】She seems to be too short for a () .
A.
twenty-year old girl
B.
girl twenty-year-old
C.
twenty-years-old girl
D.
girl of twenty
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