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【单选题】
TCP报首部的16进制为04 85 00 50 2E 7C 84 03 FE 34 D7 47 50 11 FF 6C DE 69 00 00，则这个TCP报首部中源端口的值（16进制数）为A.
04 85
B.
00 50
C.
2E 7C
D.
84 03
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举一反三
【单选题】You should not belittle his effort but thank him for trying.
A.
make important
B.
make unimportant
C.
make inviting
D.
make appealing
【判断题】When the English colleague has an appointment with you to have a discussion, you should arrive on time as scheduled. During the talk, some others' interruption is permitted, but you should apologize t...
A.
正确
B.
错误
【单选题】You should thank him for the hospitality, ________in a personal note________computer message.
A.
neither, or
B.
either, nor
C.
either, or
D.
neither, nor
【单选题】You should not belittle his effort but thank him for trying.
A.
Make important
B.
Make unimportant
C.
Make inviting
D.
Make appealing
【单选题】You should thank him for his ____. Without it, he couldn't make her laugh. [ ]
A.
an advice
B.
some advice
C.
advices
D.
many advices
【判断题】When the English colleague has an appointment with you to have a discussion, you should arrive on time as scheduled. During the talk, some others' interruption is permitted, but you should aologize to...
A.
正确
B.
错误
【简答题】With respect to the gift, you should write to thank him. (When it comes to)
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