题目内容：

All of the flower now raised here developed from those____in the forest.
A.that once grew B.once frew

优质解答

6.A主语是All of the flowers now raised here （在这里种植的花） 谓语是have developed from 宾语：those,在这里those 应当是those flowers 我们选的这个空that once grew in the forest是定语从句,修饰those的. ...