---What does “kg” mean(意思是)?A. 克 B. 千克 C.吨
---_________ does he take this medicine? ---Twice a day.
---Which colour do you prefer, red or pink? --- _________ . I really don’t mind.
The car ___________ me nearly $30,000.
He will come here _______5:00 _________6:00 this afternoon.
His father and mother often argue_________ what TV programmes _________.