单项选择题

According to the passage, static electricity can be caused by ______.

A．using home-made electrical goods
B．wearing clothes made of natural materials
C．walking on artificial floor coverings
D．sorting food in a refrigerator

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热门试题

单项选择题

Educators are finding that students who cheat ______.

A．have poor academic records
B．use the information in late years
C．can be academically weak or strong
D．are more likely to be punished than before

单项选择题

The author probably would agree with the point of view that ______.

A．students who cheat should be expelled from school
B．parents alone must take responsibility for the rise in student cheating
C．the educational system is sound, and students must follow every rule
D．the educational system in this country would benefit from a thorough evaluation