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【简答题】
羊的育种工作中采用近交方式的好处（）、（）、（）、（）
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举一反三
【单选题】--- You know Brad Pitt is already fifty． --- You are kidding．He doesn’t look __________ ．
A.
it
B.
this
C.
the one
D.
that
【单选题】听力原文：W: Have you made any plans yet for summer vacation, Brad? Don't you want to go anywhere? M: Not really. I am not planning to go anywhere this year. What I'd like to do is to find a decent job. Q:...
A.
He doesn't have any idea about what he wants to do.
B.
He'd like to work this summer.
C.
He wonders whether the woman has a job.
D.
He can't decide where to go on vacation.
【单选题】—Jim, please don’t make so much noise. —Pardon? —I _____ make so much noise.
A.
tell you don’t
B.
tell you not to
C.
told you didn’t
D.
told you not to
【多选题】下列关于社会主义矛盾的说法中正确的有:
A.
社会主义社会的基本矛盾仍然是生产关系和生产力之间、上层建筑和经济基础之间的矛盾，它同旧社会的基本矛盾性质是一样的
B.
社会主义存在敌我矛盾和人民内部矛盾两种矛盾
C.
在社会主义条件下，阶级矛盾基本结束，但还没有完全结束
D.
社会主义基本矛盾可以通过社会主义制度本身的自我调整和自我完善得到解决
【单选题】关于骨龄(bonr age)的概念,正确的是
A.
每一个骨骼的骺软骨内二次骨化中心出现时的年龄
B.
骺线完全消失时的年龄
C.
骺与干骺端完全结合
D.
每一个骨骼的骺软骨内二次骨化中心出现时的年龄和骺线完全消失时的年龄
【单选题】If you live in a large city, you are quite familiar with some of the problems of noise, but, because of some of its harmful effects, you may not be aware of the extent of its influence on human behavi...
A.
noise interferes with the task being done
B.
noise is a special type of loud sound
C.
noise is usually unavoidable in big cities
D.
noise can be defined more precisely than sound
【简答题】()是指社会秩序发展状态的不确定或社会无序化发生的可能性。
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