he and his wife是复数?he with his wife是单数?

he and his wife是复数?he with his wife是单数?

题目
he and his wife是复数?he with his wife是单数?
答案
he and his wife如果做主语的话,两个人是并列的主语,是复数
而he with his wife的主语是he,with his wife是个介词短语,不是主语,因此这里是单数
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