785.You ________ park here!It's an emergency exit.
A.wouldn't
B.needn't
C.couldn't
D.mustn't
786.Jack described his father,who _______ a brave boy many years ago,as a strong-willed man.
A.would be
B.would have been
C.must be
D.must have been
785.答案是A;根据下文it's an emergency exit得知，这儿禁止停车，故选mustn't。
786.答案是D;本题考查情态动词推测用法。此处must have been表示对过去事情的肯定推测；describe sb.as把某人描绘为…
