根据上下文,在每个空格处填入一个适当的单词,使文章意思通顺、前后连贯、结构完整。
Nowadays, with the development of science and technology, cloning has become a hot topic for many people. Some people are against it ,while others are in favour 48 it. Personally, I wouldlike to say that cloning is good 49 the human race.
50 , cloning technology proves helpful for genetics researchers. With cloning technology, scientists 51 bring some animals that are extinct back to life. Secondly, cloning body parts can serve as a lifesaver for people 52 are seriously ill. When a body organ such as a kidney or heart fails to function, it may be possible to replace it 53 a cloned one. Thirdly, if a couple can’t have 54 child, human cloning technology will make it possible for them to have a child. All in all, I firmly believe that cloning is beneficial 55 the human race.
The friendship between us never fades. Mary Allen was my best friend—like a sister I never had. We did everything together: piano lessons, movies, swimming, horseback riding, and so on.
When I was 13, my family moved. Mary and I 36 in touch through letters, and we saw each other on special 37 — like my wedding and Mary’s. Soon we were 38 with children and moving to new homes, and we wrote less. One day a card that I sent came back, 39 “Address Unknown.” I had no idea how to 40 Mary.
Over the years, I thought of Mary often. I wanted to 41 stories of my children and then grandchildren. I need to share my 42 when my brother and then my mother died. There was an empty place in my heart that only a friend like Mary could 43 .
One day I was reading a newspaper 44 I notice a picture of a young woman who looked a lot like Mary and whose last name was Wagman— Mary’s married name. “There must be thousands of Wagmans,” I thought, 45 I wrote to her anyway.
She called as soon as she got my letter. “Mrs. Tobin!” she said excitedly, “Mary Allen Wagman is my mother”. Minutes later I heard a voice that I 46 at once, even after 40 years. We laughed and cried and asked about each other’s 47 .
Now the empty place in my heart is filled, and there is one thing that Mary and I know for sure: We won’t lose each other again!
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__________ there was danger ahead, the girl walked on.
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A．Known not |
B．Not known |
C．Knowing not |
D．Not knowing |
The population of China is _______ than that of America.
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A．larger fives times |
B．five times larger |
C．five times as |
D．as five times. |
_________ it is to have a picnic !
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A．What a fun |
B．How fun |
C．What fun |
D．How a fun |
Mr. Smith was _______ of the _________ speech.
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A．tired; boring |
B．tiring; bored |
C．tired; bored |
D．tiring; boring |
