单项选择题

What is the topic of the article

A．What can nature contribute to technology.
B．Environment can sometimes block the progress of technology.
C．Technologies of all kinds should serve the natural environment.
D．Environment deserves the most attention in the development of technologies.

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单项选择题

The author directly discusses the fact that ______.

A．parents drill their children too much in arithmetic
B．principals have explained the new art programs to parents
C．a father can have his son help him construct articles at home
D．a parent's misguided efforts can be properly directed

单项选择题

Which of the following statements is TRUE

A．Environment enables man to adapt successfully to new technology.
B．Technologies enable man to adapt successfully to his environment.
C．The development of technologies depends solely on the natural environment.
D．Lack of technologies to cope with the environment is caused by lack of natural resources.