They spent as much money as they could ---- D. be bought---a bunch of flowers for their mother on Mother's Day.

他们花许多钱买了一束花，为了在母亲节那天送给他们的妈妈。

youdao

They spent as much money as they could ---- D. be bought---a bunch of flowers for their mother on Mother's Day.

他们花许多钱买了一束花，为了在母亲节那天送给他们的妈妈。

youdao