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【单选题】
副根管A.
与根接近垂直角度，贯穿牙本质和牙骨质
B.
根尖分出的细小分支，根存在
C.
根尖分散或2个或2个以上的分支，根管不存在
D.
发自相邻根的交通支
E.
发自髓室底至根分叉的管道
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举一反三
【简答题】Read the Passage Tourism and finish this exercise. Do the following statements agree with the views of the writer in Reading Passage Tourism ? Write A-C in the boxes: A represents YES ...
【单选题】So ______ that no fish can live in it.
A.
the lake is shallow
B.
shallow the lake is
C.
shallow is the lake
D.
is the lake shallow
【简答题】So ______ that no fish can live in it. A) shallow is the lake B) the lake is shallow C) shallow the lake is D) is the lake shallow
【简答题】A: Good morning! B: Good morning! A: Come in and sit down, please. 1_______ B: Thank you. My name is Nancy White. A: OK, Miss White. 2_____ B: I’m 19. I graduated from a tourism vocational school last...
【简答题】Listen to Listening 1.3 and complete the missing words. Candidate : Err, well, (1)_ _ _ tourism is quite important to the area and there are many small farms of agriculture also. Zurich, where I stud...
【简答题】根据埋深不同,≥5m的基础叫做( )(deep foundation),<5m的叫做( )(shallow foundation)。
【单选题】Tourism is a boring topic, but people might possibly know a lot about the categories of tourism. Do you agree with this idea?
A.
Yes
B.
No
C.
Both
D.
Neither
【简答题】通常汽油根据 来选择。
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