与视觉有关的第二信使分子是()
A、花生四烯酸
B、cAMP
C、Ca2+
D、cGMP
参考答案:B
The hospital in Harbin is already _________ of shocking mistreatment, as a 74-year-old man died of heart failure, after 67 days of treatment which cost the family 5.5 million yuan.
A.acquired
B.charged
C.accused
D.punished
甲、乙两个数的最大公因数是3,最小公倍数是36,如果甲数是12,那么乙数是( )。