What functions do routers perform in a network? (Choose two.)（）
第1题：
A. it what to do wth
B. what do it with
C. what to do with it
D. to do what with it
第2题：
Cisco is the leader in the router market space. What basic functions do their routers perform. in a network? (Choose two)
A. The microsegmentation of broadcast domains
B. Path selection
C. Packet switching
D. Bridging between LAN segments
E. Access layer security
F. VLAN membership assignment
G. Application optimization
第3题：
A、being told
B、to be told
C、to tell
D、telling
第4题：
What is the relationship between the grammatical forms of a language and their communicative functions?
While one form can be used to perform a number of functions, one function can be realized by using a number of different forms.
略
第5题：
-________?
-I'd like to see a pair of brown shoes.
A、What do you want
B、What do you like
C、What can I do for you
D、Do you want to buy something
第6题：
“请问喝什么茶”用英语最妥当的表述是( )。
A.What is the juice do you like
B.What is the coffee do you like
C.What is the tea do you like
D.What is the wine do you like
第7题：
A:( ). B:She works in the Oxford University.
A. What does your mother do?
B. What do your parents do?
C. What are your parents doing at the moment?
第8题：
When you complete Part 1, you will be able to learn().
A. to what do for specific hazards
B. what to do for specific hazards
C. what do for specific hazards
第9题：
If you are the Master of a towing vessel whose only working radar no longer functions，what must you do?
A.Notify the Captain of the Port (COTP) if you cannot repair it within 96 hours
B.Notify the Officer in Charge of Marine Inspection (OCMI) if you cannot repair it within 48 hours
C.Moor the vessel until it is repaired
D.Anchor the vessel until it is repaired
第10题：
What functions do routers perform in a network (Choose two.)（）。