将下列句子中汉语部分译成英语。

1. Listening to __________________ will make you relaxed, and singing along will make you happy.

   (流行歌曲)

2. Spring is walking to us quietly. We can see __________________, white clouds, green grass and beautiful

    flowers here and there. (蓝天)

3. Our life is __________________ changes, but there are also a lot of challenges. (充满)

4. A lot of people like eating French Fries. __________________, it's bad for our health. ( 实际上)

 5. Parents often tell their children to __________________ computer games. ( 远离 )

低血容量休克的病人，必须输血的是（）。

A.Hct低于20%

B.白蛋白低于2.0g/dl，有明显组织水肿

C.凝血因子减少

D.收缩压低于70mmHg

E.心率130次/分