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【单选题】
在多媒体系统中,声音属于 。A.
感觉媒体
B.
存储媒体
C.
传输媒体
D.
表示媒体
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举一反三
【单选题】听力原文：Narrator Listen to a talk between two students. Student A Hi, Sam! Student B Hello, Lisa! Hows everything going? Student A Not bad. Im just thinking about a question. Do you think people today do...
A.
What they learned on a field trip.
B.
Strategies for test preparation.
C.
The impact of their studies on their daily lives.
D.
Planning for possible financial emergency.
【单选题】What is the main purpose of the conversation?
A.
The professor asked the student to come and talk to him.
B.
The professor wants the student to be his teaching assistant.
C.
The student wants a recommendation from the professor.
D.
The student wants to discuss her research project.
【单选题】A router receives a packet on interface 172.16.45.66/26. The source IP of the packet is 172.16.45.127/26 and the destination is 172.16.46.191/26.How will the router handle the packet?（）
A.
The destination is a host on another subnet, so the router will not forward the packet.
B.
The destination is a host on the same subnet, so the router will forward the packet.
C.
The destination is a broadcast address, so the router will not forward the packet.
D.
The destination is a network address, so the router will forward the packet.
【单选题】听力原文：M: So, Susan, do you have anything planned for this Saturday? W: Uh, I'm kind of busy. Why do you ask? M: Oh, I was wondering if you like to get together and do something, like catch a movie or t...
A.
Because she has changed the appointment twice before.
B.
Because she is free only at that period of time.
C.
Because she has got a toothache all day.
D.
Because her dentist will be busy at other periods.
【单选题】听力原文：M: So, Susan, do you have anything planned for this Saturday?. W: Uh, I'm kind of busy. Why d9 you ask? M: Oh, I was wondering if you'd like to get together and do something, like catch a movie o...
A.
Take a walk.
B.
Clean the house.
C.
Go to the doctor.
D.
Go to the cinema.
【单选题】听力原文：M: So, Susan, do you have anything planned for this Saturday? W: Uh, I'm kind of busy. Why do you ask? M: Oh, I was wondering if you'd like to get together and do something, like watch a movie or...
A.
Walk the dog.
B.
Clean the house.
C.
Go to the doctor's.
D.
Finish her assignment.
【单选题】Packet-switching wireless networks are preferable(66)when transmissions are(67)bemuse of the way charges are(68)per packet. Circuit-switched networks are preferable for transferring large files or for...
A.
to
B.
for
C.
than
D.
only
【单选题】Every student as well as teacher who()to visit the museum()asked to be at the school gate on time
A.
is;is
B.
are;are
C.
is;are
D.
are;is
【单选题】听力原文：M: So, Susan, do you have anything planned for this Saturday? W: Uh, I'm kind of busy. Why do you ask? M: Oh, I was wondering if you'd like to get together and do something, like watch a movie or...
A.
Walk the dog.
B.
Clean the house.
C.
Go to the doctor's.
D.
Finish her assignment.
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