皮皮学，免费搜题
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【单选题】
P 50 升高见于下列哪种情况A.
氧离曲线左移
B.
血温降低
C.
血液H＋浓度升高
D.
血CO2分压降低
E.
红细胞内2,3-DPG 含量减少
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皮皮学刷刷变学霸
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【单选题】My grandma was born on January 23rd, 1922, she's having her ______ birthday soon. [ ]
A.
ninetieth
B.
nineteenth
C.
nineteen
D.
ninety
【简答题】画出电容、电感线圈、有铁磁的电感线圈的图形符号。
【单选题】My grandparents are both in their ____ and they are still living a healthy life. [ A ] ninetieth [B] nineties [ C ] ninety [D] ninety's
A.
[ A ] ninetieth
B.
[B] nineties
C.
[ C ] ninety
D.
[D] ninety's
【简答题】画出电容C、电感线圈L1、有磁铁的电感线圈L2的图形符号。
【简答题】画出电容、电感线圈、有铁芯的电感线圈的图形符号。
【单选题】July 1,2011 is our Party's _______ birthday. It was founded on July 1, 1921. [ ]
A.
ninety
B.
ninetieth
C.
nineteenth
D.
ninth
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