求教两道新东方语法教程中的题

jade_lee

help

jade_lee

Ex23

38 Different fourteen crops were being grown 8600 years ago by some of the world's earliest famers.

答案A，我认为是B (being grown--> grown)

Ex25

12 Areas of fertile soil called deltas, usually                    , are formed by mud deposited at the mouth of a river.

(A) triangular in shape.

(D) trangular shape

答案A,我认为是D,因为A中 in 介词前应为名词，形容词不对。