1.It is undeniable that people are more inclined to donate blood when there are rewards being offered.

不可否认的是，有报酬的时候人们更愿意献血~Z4Z9qv6&ou~。

2.It makes sense that society should promote this laudable course of action by providing some rewards.

社会通过提供一些报酬鼓励这种值得称赞的行为是合乎情理的eqe9rS!pgbWQ。

3.It is a praiseworthy act and should be justly credited.

这是一种值得称赞的行为，理应奖励_~NBv!!SM*]。

4.If this policy manages to increase the much-needed blood donation, then government should enforce it．

如果这项政策能够促进人们献血的话，政府就应该实施这一政策+e&T~cb!onQ6TXTN@2B=。