She was frightened and, ___ what was wrong with him, at once rang up the doctor.
A. knowing not
B. not know
C. didn’t know
D. not knowing
控制性详细规划图纸比例为()
A. 1/25000~1/10000
B. 1/1000~1/2000
C. 1/10000~1/15000
D. 1/500~1/2000
The price of vegetables is_____than before
A. much cheaper
B. still dearer
C. even higher
D. a lot more expensive
销售发票是向顾客收取货款、登记有关销售账户和应收款总账和明细账的依据。()