The book was written in _________ easy English _________ even primary school students could understand it.

A．so; that

B．such; that

C．too; to

D．very; that

新闻报道策划也是一项系统工程，它具有的特点是（）。

A.阶段性

B.可预见性

C.滚动性

D.风险性

E.独创性