皮皮学，免费搜题
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【单选题】
1903年萨顿关于“基因位于染色体上”的假说是如何提出来的 [ ]A.
运用假说―演绎法提出的
B.
通过蝗虫实验运用类比推理提出的
C.
运用系统论分析法提出的
D.
通过摩尔根的果蝇红、白眼杂交实验提出的
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皮皮学刷刷变学霸
举一反三
【简答题】There are many opportunities in the job market, but the key point is how to grab _______ the right one at the right time.
【单选题】人类对宇宙空间的认识，由探索阶段进入开发利用阶段的是 [ ]
A.
原苏联发射的7个“火星”号探测器
B.
美国的“阿波罗”登月计划实施
C.
世界第一架航天飞机试航成功
D.
我国第一颗人造地球卫星发射成功
【单选题】What is the story about?
A.
It is about how Peter and Linda get their money.
B.
It is about how Peter and Linda spend their money.
C.
It is about how Peter and Linda get and spend their money.
【单选题】Being determined is a kind of quality and that's ________ it takes to do anything properly. [ ]
A.
how
B.
which
C.
where
D.
what
【单选题】It ____about 15 minutes ____the theatre.
A.
take, walk
B.
takes, to walk
C.
takes, to walk to
D.
take , to walk
【简答题】I stopped at a grocery store the other day because I was about to go on a long drive and I wanted to buy my favorite for the trip. It wasn’t the store I go to, just one I passed along the way. As I wa...
【简答题】How many coins nave you got in your pocket right now? Three? Two？ A bent one？ With a phonecard you can make up to 200 calls without any change at all. （1） What do you do with it? Go to a telephone box...
【简答题】I stopped at a grocery store the other day because I was about to go on a long drive and I wanted to buy my favorite beverage for the trip. It wasn’t the store I normally go to, just one I passed alon...
【单选题】男孩，2岁，胸骨左缘第3～4肋间闻及Ⅳ级粗糙响亮全收缩期杂音，心尖闻及较短Ⅱ级舒张期杂音，P不亢。心电图显示左室高电压伴心肌劳损。X线胸片可能显示（）
A.
肺血增多
B.
肺血减少
C.
肺血正常
D.
肺血两侧不对称
E.
以上都有可能
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