For many years, people () electric cars. However, making them has been more difficult that predicted.

A. had dreamed of

B. have dreamed of

C. dreamed of

D. dream of

下列描述中不符合感知综合障碍涵义的是( )。

A．感知客观事物的个别属性，如大小、长短、远近时产生变形

B．感觉周围的人在监视自己

C．感觉周围事物像水中月、镜中花

D．感觉自己的面孔或体形改变了形状