单项选择题

Heart attacks can be treated with human cloning technology by （）.

A．moving the damaged part of the heart
B．replacing the old heart with a cloned one
C．repairing the heart with cells cloned from healthy ones
D．giving the patients injections of various medicines

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热门试题

单项选择题

According to the passage, one of the first expected benefits from cloning technology may be in.（）

A．the treatment of heart attacks
B．the bearing of babies
C．the cure of blood diseases
D．the detection of gene-related diseases

单项选择题

To help students develop their critical thinking, professors mainly teach them （）.

A．choice of their premises
B．the way to think independently
C．skills of drawing conclusions
D．different kinds of argument