![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
Ithink__canmakeAndychangehismind.He issuchapersonwhonevergivesupeasily()
A.something
B.nything
C.nothing
D.verything
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
C、nothing
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.something
B.nything
C.nothing
D.verything
C、nothing
A.为了使机组各部件受热均匀膨胀
B.防止轴弯曲变形,以免造成汽轮机动静部分摩擦
C.透平必须有足够的转速来润滑轴承
D.使各部件均匀膨胀、防止轴弯曲、润滑轴承
A.预防食品膨胀出现汁液外溢
B.防止罐内好气性菌的生长繁殖
C.避免排气箱冷凝水滴入罐内
D.防止顶隙温度降低和外界冷空气侵入
A.这是商家太抠门,少装-点,节约成本
B.这是为了防止饮料夏天时体积膨胀、冬天时体积缩小而预留的空间
C.空气热胀冷缩的本领比液体好.不装满是为了打开可乐时啦的声音更响
D.这是商家为了环保着想,装满了怕我们喝不下.浪费