题目内容
The Beatles began to be popular ________ in the USA.
[ ]
A.
in the 1960s
B.
in the year1960
C.
in 1960's
D.
in 1960
答案:A
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题目内容
The Beatles began to be popular ________ in the USA.
in the 1960s
in the year1960
in 1960's
in 1960