A.tell an interesting story
B.give some advice on foods
C.give a report
D.compare different opinions
解析 主旨大意题。本篇文章是关于克隆食物的安全问题的报道。
答案 C
50. Who believe that foods from cloning are safe to eat?
A.Most Americans.
B.An advisory committee.
C.Critics.
D.The F.D.A.
解析 事实细节题。从“The Food and Drug Administration says meat and milk from clones of adult cattle, pigs and goats are safe to eat....”可知。
答案 D
51.It can be inferred from the last paragraph that________.
A.cloning has much in common with genetic
B.not every cell taken from a donor animal can grow into a genetic copy
C.the donor animal should be a female one
D.cloned animals grow faster than normal ones
解析 推理判断题。从最后一段“If the process is successful, the pregnancy reaches full term and a genetic copy of the donor animal is born.”可知答案。
答案 B
E
Good morning.Well,this is not how I expected to wake up this morning.After I received the news,Malia walked in and said,“Daddy,you won the Nobel Peace Prize,and it is Bo's birthday!” And then Sasha added,“Plus,we have a threeday weekend coming up.” So it's good to have kids to keep things in perspective.
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