题目内容

下列哪一种凝血因子不属于维生素K依赖型凝血因子

A. II
B. VII
C. IX
D. X
E. V

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Fill in the blanks with what you hear from the video clip.Reasons to get together with the familyYoung man:The strongest, happiest moments that I’ve ever sought in my life are when I'm with my 1)___ and when I’m with my 2) _.Young woman:It's really good to 3) together and reconnect. If we ever need anything, we are always there 4) .Old woman:If they are happy, if they have problems, we all 5) it together. We all 6) together.Old man:Successful marriages and families are established and maintained on principles of 7)_, 8) _____, compassion, work and wholesome recreational activities.

Form compound nouns by matching the nouns in Column A with the nouns in Column B.

Complete the sentences with the compound nouns you have just formed. Change the form where necessary.

例3一质点具有恒定加速度a=8i+4j(SI),在t=0时，其速度为零，位置矢量r0=8i.则在任意时刻其速度为，位置矢量为，该质点在Oxy平面上的轨迹方程为_______。