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【单选题】
延伸卡环适用于A.
孤立牙
B.
远中孤立的磨牙
C.
相邻两牙之间有间隙的
D.
牙冠外形差的基牙
E.
松动或牙冠外形差的基牙
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【简答题】He traveled to the Northern part of the country, ________ he got many new ideas for this book. A) which B) there C) where D) that
【单选题】The name New England was given to the northern area of North America by the boss of one of the two Virginia companies.
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】写出4种双打比赛中,快攻类对快弧类打法的主要战术 、 、 、 。
【单选题】New Guinea is mentioned in the text so as to betray the fact that
A.
the tsunami in New Guinea in 1998 has brought about a catastrophe to the people in poverty.
B.
the function of exclusive earthquake observation is limited in terms of tsunami prediction.
C.
the submarine landslides may trigger the most devastating tsunami.
D.
direct detection of tsunamis is beyond our reach for the time being.
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