题目
A.Mankind first went to the moon.
B.UNIX was born.
C.ARPANET (the precursor to the Internet) was launche
D.Clone technology caught people’s attention.
第1题
A.called off
B.called back
C.called on
D.called up
第2题
A.calling, walked
B.called, walking
C.called, walked
D.calling, walking
第5题
A.animals
B.plants
C.minerals
D.microorganisms
第6题
A.had called
B.would have called
C.called
D.would call
第7题
A.Because they are home to a wide variety of sea life
B.Because they can protect our coasts from storms
C.Because they might supply natural medicines
D.Because they look like rainforests
第8题
Why is it difficult to refer to the donor ofDNA?
A、Because the woman or women who supplied the egg and gave birth to the infant would more appropriately be called Mother.
B、Because a traditional father supplies only half the DNAin a child.
C、Because it is hard to clearly define the identity or the role of
第9题
A.It’s a good number
B.So what
C.Oh, I ’ ve changed my number
D.How interesting
第10题
A.Because he is named by his parents this way
B.Because his skin color is dark
C.Because he writes like William Wordsworth
D.Because he is as great as William Wordsworth, the white poet
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