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【单选题】
关于胎盘功能错误的是A.
供给营养物质及排泄作用
B.
能替代胎儿呼吸功能
C.
IgG可通过胎盘使胎儿获得抗体
D.
能阻止细菌、病毒及药物通过
E.
能合成激素和酶
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举一反三
【单选题】______ ! There’s a little pool on your side.
A.
Look out
B.
Look over
C.
Look aside
D.
Look on
【单选题】It’s impolite to _________ the disabled people.
A.
look in
B.
look up
C.
look down
D.
look down on
【单选题】听力原文：M: Suppose I forgot either the title or the author but simply want to look at some books on suspension bridges? What shall I do? W: In this case you can look under 'bridge'. The information on th...
A.
Under a suspension bridge.
B.
In a supermarket.
C.
In a school library.
D.
In a bookstore.
【单选题】A good title for this passage would be ______.
A.
Look Out
B.
Birds' Eyes
C.
Eyes in the Night
D.
Protecting the Eye
【简答题】银行常常采取的市场营销控制方法有（ ）。
【单选题】Which one is the best title for this article?______
A.
Look Fashionable At The Beach!
B.
Beautiful Beaches!
C.
Traveling Around The World!
D.
Vocations On The Beach!
【单选题】______ , here's coming a heavy-truck.
A.
Look up
B.
Look out
C.
Look on
D.
Look round
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