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【单选题】
TCP/IP协议中网络层的主要功能是由_提供的。A.
TCP协议
B.
IP协议
C.
IGMP协议
D.
ICMP协议
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举一反三
【判断题】The most important contribution of the Prague School to linguistics is that it sees language in terms of function.
A.
正确
B.
错误
【单选题】Chitin is a homopolymer of N-acetyl-D-glucosamine units in ________ linkage. It is a primary component of cell walls in fungi, the exoskeletons of arthropods, such as crustaceans and insects, the radu...
A.
β( 1 ® 2)
B.
β(1→ 3)
C.
β(1→ 4)
D.
β(1→ 6)
【单选题】In terms of function, the sentence “ Water boils at 100 degrees Centigrade. ” is __________.
A.
performative
B.
interrogative
C.
social
D.
descriptive
【简答题】给下列的问句选择合适的答语。 ( ) 1. How are you? ( ) 2. What's your name? ( ) 3. What's her name? ( ) 4. Hello! ( ) 5. What's this? A. My name's Li Ming. B. I'm fine, thanks. C. It's a chair. D....
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