单项选择题

Questions 29 to 32 are based on the passage you have just heard.

A．The rejection from the immune system.
B．The complex technical procedure.
C．The obtaining of moral approval.
D．The shortage of willing donors.
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单项选择题
A．A house with two rooms.B．A house that looks like a storage.C．A house with three entrances.D．A house with all the furniture.
A．A house with two rooms.
B．A house that looks like a storage.
C．A house with three entrances.
D．A house with all the furniture.
单项选择题
A．They will always fail at first and win at last.B．They will be open to new experiences.C．They will be slow to adapt to changes.D．They will take a more passive role.
A．They will always fail at first and win at last.
B．They will be open to new experiences.
C．They will be slow to adapt to changes.
D．They will take a more passive role.
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