更多"______ I don't know much about inte"的相关试题:
[单项选择]From this passage we know that to find oneself is ______.
A. important
B. natural
C. unnecessary
D. quite easy
[单项选择]Helen doesn' t know how much I spent in painting your house. If she ever found out, I' m sure ______.
[单项选择]--Why does Sara know so much about Angkor Wat --She ______ have been there, or because of some other reasons.
[单项选择]"You know so much about literature. It's a pity you failed your degree," Harry said, "You ______ a good teacher."
A. would have been
B. can have been
C. must be
D. should have been
[单项选择]I know some of them, but I don't know of them.
A. all
B. few
C. some
D. any
[单项选择]How much does the writer know about success
A. He knows at least several examples of success.
B. He knows every success in life.
C. He knows every success that has been achieved by man.
D. It is not referred to.
[单项选择]Do you know how much the ______ family spends on food in the urban area
A. normal
B. general
C. usual
D. average
[多项选择]Which two statements are true about Internet Group Management Protocol (IGMP) snooping?（）
A. IGMP snooping and Cisco Group Membership Protocol (CGMP) can be used simultaneously on a switch.
B. IGMP snooping a nd Cisco Group Membership Protocol (CGMP) were developed to help Layer 3 switches make intelligent forwarding decisions on their own.
C. IGMP snooping examines IGMP join/leave messages so that multicast traffic is forwarded only to hosts that sent an IG MP message toward the router.
D. IGMP snooping is an IP multicast constraining mechanism for Layer 2 switches.
E. IGMP snooping is enabled with the ip multicast - routing global configuration command.
[单项选择]Because young people nowadays don' t read much,
[多项选择]Which three statements are true about the Internet Group Management Protocol (IGMP)? （）
A. There are three IGMP modes: dense mode, sparse mode, and sparse - dense mode
B. IGMP is used to register individual hosts with a multicast group
C. IGMP version 3 enables a multicast receiving host to specify to the router which sources it should forward traffic from
D. IGMP messages a re IP datagrams with a protocol value of 2, destination address of 224.0.0.2, and a TTL value of 1
E. IGMP is a multicast routing protocol that makes packet - forwarding decisions independent of other routing protocols such as EIGRP
F. IGMP snooping ru ns on Layer 3 routers
[单项选择]Internet companies feel confident about the v-mail market as ______.
A. the monthly fee of v-mail service has dropped a lot
B. there are a great number of Internet users each week
C. cheap video-mail offerings have recently been introduced
D. a great number of Internet users send messages each week
[单项选择]As far as I know, all my classmates don't live in the countryside.
A. 我所知道的是，我的所有同班同学并非都住在农村。
B. 如我所知，我的同班同学并非都住在农村。
C. 就我所知，我的同班同学并非都住在农村。
D. 就我所知，所有我的同班同学都不住在农村。
[单项选择]After reading the passage, how much do you know about the compound near Waco
A. About 51 people lived in the compound at the time of the event in 1993.
B. It consisted of a main structure and a bunker.
C. It was built of stone.
D. It was a schoolhouse.
[单项选择]Which of the following about Internet is true according to the passage
A. The Internet is the greatest progress for this century.
B. Efforts are needed to control Internet.
C. Paraguay refused to sign a treaty for transmission.
D. The United Nations has found ways to prevent Internet from developing.
[单项选择]Very important people don't often have much free time as their work ______ all their time.
A. takes over
B. takes away
C. takes in
D. takes up
