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【判断题】
地球上只能观察到月球的正面,是因为月球绕地公转与月球自转周期相同。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】关于肺的体表投影描述,正确的是
A.
肺尖高于胸膜顶 1cm
B.
左肺的前缘在第 6 肋间隙转向外侧
C.
肺下缘在锁骨中线与第 6 肋相交
D.
肺下缘在腋中线与第 9 肋相交
E.
肺下缘在后方终于第 12 胸椎棘突
【单选题】Under normal circumstances the body can ( ) these naturally occurring substances into vitamins.
A.
convert
B.
render
C.
derive
D.
originate
【单选题】They sparkle and glitter in the light. No other rocks are so hard. They are very valuable. It might cost thousands and thousands of dollars to buy just one. Most are found in the ground. The largest o...
A.
they sparkle and glitter in the light
B.
they are very hard
C.
they are very valuable
D.
they are tiny
【单选题】The doctors are ________ about the guidelines under which they can carry out euthanasia.
A.
at a stretch
B.
at a loss
C.
at random
D.
at length
【简答题】It can be inferred from the passage that ________. A) agers under 14 are not allowed to visit the White House B) foreigners are less likely to be permitted to tour the White House C) separate tour...
【单选题】They sparkle and glitter in the light. No other rocks are so hard. They are very valuable. It might cost thousands and thousands of dollars to buy just one. Most are found in the ground. The largest o...
A.
they sparkle and glitter in the light
B.
they are very hard
C.
they are very valuable
D.
they are tiny
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