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【单选题】
下列有关传染病的特征说法错误的是：（）A.
有特异性病原体引起的疾病都是传染病
B.
传染性是传染病与其他感染性疾病的主要区别
C.
传染病具有流行性
D.
传染病是可以预防的
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举一反三
【单选题】The tern 'Father of Waters' is used to refer to
A.
the Amazon River.
B.
the Mississippi River.
C.
the Nile River.
D.
the Hudson River.
【单选题】The explorers ______ into the unknown regions of the Amazon River.
A.
penetrated
B.
injected
C.
reached
D.
stretched
【单选题】—Is the Changjiang River ______ in the world? —No, the Amazon is . [ ]
A.
very long
B.
longer
C.
the longest
D.
longest
【简答题】act 遵照 ... 行动 , 奉行 , 作用于 2. act 出毛病 , 运转不正常 3. adapt 适应 4. add 加起来 , 说得通 5. add 合计达 , 总括起来 6. allow 考虑到 , 为 ... 留出余地 7. allow 容许 , 容许有 ... 的可能 8. back 退出 , 撒手 , 食言 9. back 支持 , 倒退 10. bear 竭尽全力
【单选题】We could do nothing ______ to come.
A.
beside wait for the doctor
B.
but wait for the doctor
C.
only to wait for the doctor
D.
but to wait for the doctor
【单选题】Across the continent of South America ________ the Amazon River.
A.
lie
B.
lies
C.
is lying
D.
lying
【单选题】Find out the topic sentence in each of the following paragraphs , mark A, B, C, or D. A. The Amazon River is the widest river in the world, with one-fifth of all the fresh water on earth moving throug...
A.
The Amazon River is the widest river in the world, with one-fifth of all the fresh water on earth moving through its mouth .
B.
In length it is second only to the Nile, and if stretched across the United States, it would reach from New York to Los Angeles .
C.
In addition, the Amazon covers the largest area of any river .
D.
Therefore, it can be argued that the Amazon is the mightiest river on earth.
【单选题】______ is recognized as the longest river in Great Britain.
A.
The Thames River
B.
The Amazon River
C.
The Severn River
D.
The Rhine River
【单选题】______ is recognized as the longest river in Britain.
A.
The Thames River
B.
The Amazon River
C.
The Severn River
D.
The Rhine River
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