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问题
单项选择题
参与肝素的抗凝作用的因子是
A.肝素辅因子Ⅱ
B.活化蛋白C抑制物
C.抗凝血酶Ⅲ
D.凝血因子Ⅷ
E.凝血因子Ⅴ
答案
参考答案:C
填空题
已知角α的终边过点P(3,-4),则sinα+cosα的值为( )。
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选择题
Both Jim and I ______ ready for the picnic next week.
A. am going to get
B. are going to get
C. is going to get
D. were getting
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