题目内容
Either the students or the teacher__________him very well.?
| A.know | B.to know | C.knows | D.knowing |
C?
either...or...并列名词或代词作主语,谓语动词要与靠近的主语保持一致。?
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题目内容
| A.know | B.to know | C.knows | D.knowing |