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【单选题】
Windows菜单操作中,如果某个菜单项的颜色暗淡,则表示 _ _A.
只要，就能选中
B.
必须连续三击，选中
C.
单击被选中后，还会显示出一个方框要求操作者进一步输入信息
D.
在当前情况下，这项选择是没有意义的，选中它不会有任何反应
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反馈参考答案：
举一反三
【简答题】设 x x 2 +x+1 =a(a≠0且a≠ 1 2 ) ，则 x 2 x 4 + x 2 +1 的值为______．
【简答题】Travel Agent: Thank you for calling Travel with us. How can I help you? Ellie: Hi. My name is Ellie Winston. I need to confirm my flight to Brazil. Travel Agent: When (1)________________ to Brazil? El...
【单选题】—You should prepare well for your travel to Shanghai. —_____ Thank you, Miss Gao.
A.
Sure, I will.
B.
Sorry, it’s all right.
C.
Yes, I could.
【单选题】在商务谈判中,“贵方是愿意支付现金,享受优惠价格,还是乐于按现行价格成交而分期付款?”的提问属于( )
A.
一般性提问
B.
证实性提问
C.
引导性提问
D.
选择性提问
【简答题】How great it is to see so many of you come and join us in celebrating the 15th anniversary of our travel magazine. From the bottom of 11 , we thank you for being here.
【多选题】Direction: Arrange these options to form an answer to a complaining message. Each option should be used only once.
A.
Because our airline hasn’t finished the replacement of all the old airplanes, a few are still working.
B.
We will offer a 50% discount for your next trip from Barcelona to NY as compensation.
C.
I believe you will have a better travel experience in the future with the new airplane and good services.
D.
I’m sorry for your awful travel experience!
E.
Thank you for your criticism!
F.
I’m afraid your flight is the one.
【单选题】查询已安装软件包dhcp内所包含文件信息的命令()
A.
rpm -qa dhcp
B.
rpm -ql dhcp
C.
rpm -qp dhcp
D.
rpm -qf dhcp
【简答题】设x＞1，则函数 y=x+ 4 x-1 的最小值______，此时相应x的值为______．
【简答题】贵方是愿意支付现金,享受优惠价格,还是乐于按现有价格成交而实行分期付款?( )
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