题目内容
One of the boys ________ doing __________ homework in the classroom.
A. is; their B. are; his C. is; his
A. is; their B. are; his C. is; his
C
本题的含义为其中有一个男孩正在教室里做他的作业,主语为单数第三人称,故本题用is,他的物主代词为his,故本题选C。
练习册系列答案
相关题目
题目内容