单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．At a concert.
B．In a museum.
C．In a movie theater.
D．At a dinner party.
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单项选择题
What does the author mean when he says They will have a bit of time (Para. 5)
A．Designer babies will soon be a reality in the near future.
B．Nature will be altered by designer babies.
C．There is no need at the moment to be too worried about designer babies.
D．Scientists are working against time to design babies
单项选择题
According to the passage, what can scientists do now with the genetic testing technology
A．Prescreen a baby's sex.
B．Screen babies for desirable attributes.
C．Insert genes parents want.
D．Craft genes in a lab.
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