【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.
B.
Sorry, it’s all right.
【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( )
【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()
【单选题】设 x = 1 a - a ,则 4x+ x 2 的值为( )
【单选题】“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?”属于( )。
【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?( )