“颤证”主症是（）

A.手足屈伸不利，瘛疭交替

B.颈项强直，手足挛急

C.半身不遂，口眼歪斜

D.头摇肢颤，不能自制

E.四肢抽搐，角弓反张

We ________ the job ________ five parts, and each man did one part.[ ]

A. divided; into  

B. separated; into

C. divided; from  

D. separated; from