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【简答题】
第二次世界大战以后，欧美经济发达国家一直占据着世界旅游市场的主导地位，其中，美国、德国、法国、西班牙、英国、奥地利等发达国家一直保持着旅游的地位。就我国而言，一些经济和直辖市往往也是旅游业发达的地区，比如广东省、北京市、上海市、江苏省、浙江省等。 联系我国旅游业发展的实际情况并结合所学知识，谈一谈旅游者的流动量和流向集中在经济发达国家和地区的主要原因。
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举一反三
【单选题】can directly face the end consumers or users.
A.
Sales packaging
B.
Grouped packaging
C.
Transport packaging
D.
None of the above
查看完整题目与答案
【单选题】A banking user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the ...
A.
User ’joe’ is specified in the /etc/nologin on SYSTEMb.
B.
User ’joe’ is specified in the /etc/nologin on SYSTEMa.
C.
The file permissions on the /home/joe/.rhosts file on SYSTEMA are incorrect.
D.
The file permissions on the /home/joe/.rhosts file on SYSTEMB are incorrect.
查看完整题目与答案
【判断题】辛味食物包括葱、姜、蒜等，擅长发散风寒、行气止痛，有助宣泄肺气，防止外邪犯肺，是肺脏的好管家
A.
正确
B.
错误
查看完整题目与答案
【判断题】辛味食物包括葱、姜、蒜等,擅长发散风寒、行气止痛,有助宣泄肺气,防止外邪犯肺,是肺脏的好管家。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The passage is mainly about______.
A.
why computer crimes are difficult to detect by systematic inspections
B.
why computer criminals are often able to escape punishment
C.
how computer criminals manage to get good recommendations from their former employers
D.
why computer crimes can't be eliminated
查看完整题目与答案
【单选题】执行下列二进制数算术加法运算10101010+00101010，其结果是（ ）。
A.
11010100
B.
11010010
C.
10101010
D.
00101010
查看完整题目与答案
【多选题】Youe just configured the network interface on You？e just configured the network interface on systemA and the following information is displayed pertaining to systemA’s network interface： You have been...
A.
/etc/nodename
B.
/etc/hostname.rtls0
C.
/etc/hostname
D.
/etc/inet/hosts
E.
/etc/domainname
F.
/etc/inet/ipnodes
G.
/etc/inetd.conf
查看完整题目与答案
【单选题】______ can be coupled th the propeller shaft directly.
A.
slow-speed diesel engine
B.
medium-speed diesel engine
C.
high-speed diesel engine
D.
steam turbine
查看完整题目与答案
【单选题】You have just configured the network interface on systemA . The following information is From systemB， you test the network connectivity by sending ICMP ECHO_REQUEST packets to  systemA. The following...
A.
The interface is not plumbed.
B.
The interface is not configured.
C.
The interface does not have valid routes configured.
D.
The interface is not marked as
查看完整题目与答案
【单选题】00101010 (^) 00010111 语句的执行结果为( )。
A.
11111111
B.
00000000
C.
11000010
D.
00111101
查看完整题目与答案
相关题目：
【单选题】can directly face the end consumers or users.
A.
Sales packaging
B.
Grouped packaging
C.
Transport packaging
D.
None of the above
查看完整题目与答案
【单选题】A banking user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the ...
A.
User ’joe’ is specified in the /etc/nologin on SYSTEMb.
B.
User ’joe’ is specified in the /etc/nologin on SYSTEMa.
C.
The file permissions on the /home/joe/.rhosts file on SYSTEMA are incorrect.
D.
The file permissions on the /home/joe/.rhosts file on SYSTEMB are incorrect.
查看完整题目与答案
【判断题】辛味食物包括葱、姜、蒜等，擅长发散风寒、行气止痛，有助宣泄肺气，防止外邪犯肺，是肺脏的好管家
A.
正确
B.
错误
查看完整题目与答案
【判断题】辛味食物包括葱、姜、蒜等,擅长发散风寒、行气止痛,有助宣泄肺气,防止外邪犯肺,是肺脏的好管家。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The passage is mainly about______.
A.
why computer crimes are difficult to detect by systematic inspections
B.
why computer criminals are often able to escape punishment
C.
how computer criminals manage to get good recommendations from their former employers
D.
why computer crimes can't be eliminated
查看完整题目与答案
【单选题】执行下列二进制数算术加法运算10101010+00101010，其结果是（ ）。
A.
11010100
B.
11010010
C.
10101010
D.
00101010
查看完整题目与答案
【多选题】Youe just configured the network interface on You？e just configured the network interface on systemA and the following information is displayed pertaining to systemA’s network interface： You have been...
A.
/etc/nodename
B.
/etc/hostname.rtls0
C.
/etc/hostname
D.
/etc/inet/hosts
E.
/etc/domainname
F.
/etc/inet/ipnodes
G.
/etc/inetd.conf
查看完整题目与答案
【单选题】______ can be coupled th the propeller shaft directly.
A.
slow-speed diesel engine
B.
medium-speed diesel engine
C.
high-speed diesel engine
D.
steam turbine
查看完整题目与答案
【单选题】You have just configured the network interface on systemA . The following information is From systemB， you test the network connectivity by sending ICMP ECHO_REQUEST packets to  systemA. The following...
A.
The interface is not plumbed.
B.
The interface is not configured.
C.
The interface does not have valid routes configured.
D.
The interface is not marked as
查看完整题目与答案
【单选题】00101010 (^) 00010111 语句的执行结果为( )。
A.
11111111
B.
00000000
C.
11000010
D.
00111101
查看完整题目与答案