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【简答题】
简述C51在单片机编程中的基本思路
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反馈参考答案：
举一反三
【单选题】下面关于USB的叙述中,错误的是______________。
A.
USB2.0的数据传输速度要比USB1.1快得多
B.
USB具有热插拔和即插即用功能
C.
主机不能通过USB连接器向外围设备供电
D.
从外观上看，USB连接器要比PC机的串行口连接器小
【简答题】不用谢。能助你一臂之力我感到很高兴。
【判断题】The purpose of education is not only to train youngsters for the employment market.
A.
正确
B.
错误
【单选题】The purpose of the seminar is to train some of the employees to work ________ in the branch offices abroad.
A.
later
B.
late
C.
lately
D.
latest
【单选题】What may be the purpose of writing this text?
A.
To call for the reduction of train fares.
B.
To advertise the rail transport in the UK.
C.
To introduce various rail companies in the UK.
D.
To give advice on one way of transport in the UK.
【单选题】The original purpose of Haile's setting up his club and team is to ______.
A.
train those young runners
B.
select top runners for the national team
C.
make money from running them
D.
do what he could for his country and his fellows
相关题目：
【判断题】The purpose of education is not only to train youngsters for the employment market.
A.
正确
B.
错误
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