单选题
John is the only one of the staff members who _____ to be promoted.无
A、
are going
B、
is going
C、
have been
D、
has been
【正确答案】
B
【答案解析】
句意: 约翰是唯一会被提升的员工。 be going to意为“将要”, 主语为单数第三人称, 谓语动词用is, 因此本题的正确答案为B。
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