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【简答题】
In the school where I study English ____. A. isthere B. hasno good teachers C. istaught D. is themost beautiful
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反馈参考答案：
举一反三
【单选题】What do we learn about the medical community?
A.
They now have a strong interest in research on aging.
B.
They differ from the academic circles in their view on aging.
C.
They can contribute to people's health only to a limited extent.
D.
They have ways to intervene in people's aging process.
【多选题】Which of the following protocols are examples of TCP/IP transport layer protocols? (Choose two answers)________
A.
Ethernet
B.
HTTP
C.
IP
D.
UDP
E.
SMTP
F.
TCP
【单选题】What do the researchers mention the 2008 financial crisis for?
A.
To show that being optimistic also has its bad effect.
B.
To explain why people are trying to win lotteries.
C.
To prove a person's feeling is affected by environment.
D.
To point out human beings are social creatures.
【单选题】● (74) functions with two layers of protocols．It can connect networks of different speeds and can be adapted to an environment as it expands． (74)
A.
The hub
B.
The bridge
C.
The router
D.
The proxy
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