疾病控制与早期治疗亦称“三早”预防，下列不属于三早预防的是（）。
A.早预防
B.早发现
C.早诊断
D.早治疗
参考答案：A
阅读短文，判断正 (T)误 (F) 。
Look! The man behind you is playing cards with his friends. The woman is singing. Li Ming is looking
for Danny. Danny is playing with the baby. The baby is laughing. They are having fun.
( ) 1. The man is laughing.
( ) 2. The woman is singing.
( ) 3. Danny is playing with the baby.
( ) 4. Li Ming is playing with the baby, too.
( ) 5. The baby is crying.
在正向市场上，只要基差走强，无论现货、期货价格是上升还是下降，买入套期保值者都可以得到完全的保护。( )
