单项选择题

The best title for this passage is ______.

A．The Basic Function of Genetic Engineering
B．New Applications of Genetic Engineering
C．Recombinant DNA Technology: A New Process in Genetic Engineering
D．The Promises & Dangers of Technological Development

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单项选择题

It can be inferred from the passage that ______.

A．there will inevitably be a heated debate over the general application of recombinant DNA technology
B．the use of the recombinant DNA technology on human beings will be forbidden
C．the recombinant DNA technology can be traced back to hundreds of years ago
D．serious dilemmas may be generated when recombinant DNA technology is used to modify human genetic code

单项选择题

The word alleviate (Paragraph 2) is nearest in meaning to ______.

A．relieve
B．avoid
C．eliminate
D．terminate