问题补充:
In those days John with his classmates kept busy preparing for the exam.
A. is
B. are
C. was
D. were
答案:
A. is
B. are
(答案→)C. was
D. were
解析:本题中在那些天表示的是过去,用过去时,本题的主语中心词是John,为单数第三人称,故用was,故本题选C。
时间:2019-02-11 00:19:12
In those days John with his classmates kept busy preparing for the exam.
A. is
B. are
C. was
D. were
A. is
B. are
(答案→)C. was
D. were
解析:本题中在那些天表示的是过去,用过去时,本题的主语中心词是John,为单数第三人称,故用was,故本题选C。
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