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【单选题】
Why does Macy’s plan to expand Bluemercury in 2016?A.
To experiment on its new business concept.
B.
To focus more on beauty products than clothing.
C.
To promote sales of its products by lowering prices.
D.
To be more competitive in sales of beauty products.
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皮皮学刷刷变学霸
举一反三
【单选题】—May we leave classroom now? —No, you . You to leave until the bell rings.
A.
mustn’t, are allowed
B.
don’t have to, are supposed
C.
needn’t, aren’t allowed
D.
can’t, aren’t supposed
【多选题】●ICMP是TCP/IP网络中的重要协议，ICMP报文封装在(24)协议数据单元中传送。如果在IP数据报传送过程中发现TTL字段为零，则路由器发出(25)报文。 (24)
A.
IP
B.
TCP
C.
UDP
D.
PPP (25)A．超时 B．路由重定向 C．源抑制 D．目标不可到达
【多选题】●ICMP协议属于TCP/IP．网络中的(25)协议，ICMP报文封装在(26)协议数据单元中传送。 (25) A．数据链路层 B．网络层 C．传输层 D．会话层 (26)
A.
IP
B.
TCP
C.
UDP
D.
PPP
【单选题】You don’t believe he will leave here, _______?
A.
do you
B.
don't you
C.
will he
D.
won't he
【简答题】影响切削力的因素有 。
【简答题】P152 6.2
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