题目
B.F
Hand and wrist injuries are caused when you get plenty of exercise.A.T
B.F
Your eyes and hands will be safe if you often take rests from working.A.T
B.F
It is good for your back and neck if you sit in the right way.A.T
B.F
The best title for the text is "How to Protect Your Eyes."A.T
B.F
请帮忙给出每个问题的正确答案和分析,谢谢!
第1题
What is the influence of computers?
A、Teachers can use computers in the classroom.
B、Each pupil may ask questions through computers.
C、The computer can inspect and check the pupil’s replies.
D、The computer can replace teachers.
第2题
Computers can only recognize()signals.
A、analog
B、infrared ray
C、light
D、digital
第5题
第6题
第7题
A.balance budgets
B.play games
C.process words
D.all of the above
第8题
When can students use the computers?
A.Only during school time
B.On weekends only
C.At lunch break
D.Anytime they wish
第9题
What cannot be learned from the passage?
A、computers will take the place of nurses in the future
B、it is not likely that computers can plan their own moves in chess games
C、it is not likely that computers can perform. tasks as well as people do
D、some programs have been written to give the computers i
第10题
(72) A.intercourse
B.intercommunion
C.communicate
D.intercommunicate
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