更多"The following problems are thought "的相关试题:
[单项选择]All the following problems are implied as possible causes of campus suicide incidents EX- CEPT ______.
A. poor academic results
B. failing to get proper sleep
C. lack of family concern
D. family history of mental illness
[单项选择]In the passage "human problems" or "world problems" refers mainly to ______.
A. global food shortage
B. resources depletion
C. environmental pollution
D. all of the above
[多项选择]The external logistics is connected the macro economic activities like（）.
A. international trading
B. international commerce
C. global OEM
D. global investment in manufacture
[单项选择]
An internet is a combination of networks connected by (1).When a datagram goes from a source to a(2)，it will probably pass many (3)until it reaches the router attached to the destination network. A router receives a (4)from a network and passes it to another network. A router is usually attached to several networks. When it receives a packet, to which network should it pass the packet? The decision is based on optimization: Which of the available (5)is the optimum pathway?
空白（1）处应选择（）
A. modems
B. routers
C. switches
D. computers
[单项选择]LANs can be connected by using bridges,which operate in the
A. physical layer
B. data link layer
C. network layer
D. transport layer
[单项选择]How many problems have remained unsolved
A. 4.
B. 14.
C. 18.
D. 25.
[单项选择]Most environmental problems exist because adequate measures for preventing them ______ taken in the past.
A. was not
B. were not
C. were not being
D. being not
[单项选择]A) connected C) involved
B) encouraged D) participated
A. connected
B. encouraged
C. involved
D. participated
[单项选择]Modem machines only bring people problems.
A. Right.
B. Wrong.
C. Doesn’t say.
[单项选择]The author thought her Christmas was unusual because ______.
A. she had a cozy Christmas dinner and fabulous fireworks
B. she had a more-exciting-than-ever Christmas holiday
C. she saw performances given by disabled children
D. she devoted herself to helping the disabled children
[单项选择]Which of the following is true
A. The fisherman thought it must be a golden chain.
B. The fisherman thought it must be a fish.
C. The fisherman thought it could not be a fish.
