The student_his hand to ask the teacher a question.

题目

The student_his hand to ask the teacher a question.
A.have held up B.held up
C.hold up D.holding up
答案选的是D,为什么"hlod"要用进行时态,

答案

是D 是现在分词短语作The student的定语,相当与一个定语从句who is holding up 这句话The student_his hand to ask the teacher a question.还差谓语动词wants或者would like The student - holding up_his hand wan...