单选讲解It was ___the old clock that the old man spent the whole morning at home.A repairing B repaired C to repair D in repairing选C表示目的不可以吗？

单选讲解It was ___the old clock that the old man spent the whole morning at home.A repairing B repaired C to repair D in repairing选C表示目的不可以吗？
单选讲解
It was ___the old clock that the old man spent the whole morning at home.
A repairing B repaired C to repair D in repairing
选C表示目的不可以吗？

单选讲解It was ___the old clock that the old man spent the whole morning at home.A repairing B repaired C to repair D in repairing选C表示目的不可以吗？
强调句.
还原,应该是The old man spent the whole morning at home__the old clock.
at home 是状语不管他,其实就是考spend 的用法,spend （on ）doing
It was to repair 是过去将来式.不成立的.这个句子的结构就是强调句

这是个强调句，强调老农花了一上午来修理，是一个持续性动作，故用动词ing形式