When we returned from our vacation,our next-door neighbors were ______ a new garage built.

问题描述:

When we returned from our vacation,our next-door neighbors were ______ a new garage built.
A.having B.going C.making D.putting
(1)这里的答案是A,为什么不能选C?
(2)再就是句末garage built 这里的动词built起点什么作用?

A
have sth done (叫人干某事)注:无法或没必要告知动作的发出者时,常用该表达法.如
I'll have my hair cut tomorrow.我明天要去理发.
He had his car repaired.他叫人把车修了一下.
至于你的问题2,我相信你能理解了吧!