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【单选题】
It___ him only half an hour to finish his homework, and he ___ most of the evening watching TV。A.
cost, paid
B.
took, used
C.
took, spent
D.
used, spent
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【单选题】If teenagers _______ to stay healthy, they should get enough sleep every night.
A.
want
B.
wants
C.
wanted
【单选题】Plus, it is important for kids to learn and make mistakes, says Guichard. We want to help kids and teenagers gain financial skills for life, and the earlier you do that the better, because if you're g...
A.
it is of great importance for kids to learn and make mistakes
B.
the earlier teenagers gain financial skills for life, the worse
C.
At eight a child tend to make a mistake of 10 pounds
D.
a mistake of 1,000 pounds when you're 28 is better than a mistake of 10 pounds at eight
【单选题】信息系统安全是对哪个进行保护?
A.
计算机信息系统中的硬件、操作系统和数据
B.
计算机信息系统中的硬件、软件和数据
C.
计算机信息系统中的硬件、软件和用户信息
D.
计算机信息系统中的主机、软件和数据
【单选题】捐赠扣除,下列说法中错误的是( )。
A.
捐赠对象应为政府认可的部门
B.
按捐赠额全额扣除
C.
按规定在限额内扣除
D.
现行税法规定,个人将其所得对教育事业和其他公益事业捐赠的部分,必须按照国务院有关规定从应纳税所得中扣除
【单选题】超导制冷剂中液氦的作用，错误的是
A.
制冷剂和液氦混合使用
B.
不是常规超导制冷剂
C.
在液氦使用前用于预冷的制冷剂
D.
是超导低温的过渡
E.
液氮的制冷温度高于液氦
【单选题】One of the most critical problems【C1】______ black and other minority Americans today is the difficulty of entering【C2】______ society without【C3】______ their own racial and ethnic heritage. The process...
A.
knowing
B.
facing
C.
knew
D.
faced
【单选题】关于捐赠扣除，下列说法中不正确的是( )。
A.
捐赠对象应为政府认可的部门
B.
按捐赠额全额扣除
C.
按规定在限额内扣除
D.
现行税法规定，个人将其所得对教育事业和其他公益事业捐赠的部分，必须按照国务院有关规定从应纳税所得中扣除
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