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【单选题】
一般情况下,男子不宜佩戴的饰物是A.
戒指
B.
耳环
C.
眼镜
D.
手表
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皮皮学刷刷变学霸
举一反三
【单选题】体循环和肺循环的共同规律是（ ）
A.
心房→静脉→毛细血管→动脉→心室
B.
心房→动脉→毛细血管→静脉→心室
C.
心室→静脉→毛细血管→动脉→心房
D.
心室→动脉→毛细血管→静脉→心房
【单选题】血液在心脏和血管中循环流动。在体循环和肺循环中,血液流动的共同规律是( ) A.心房→静脉→毛细血管→动脉→心房 B.心房→动脉→毛细血管→静脉→心室 C.心室→静脉→毛细血管→动脉→心房 D.心室→动脉→毛细血管→静脉→心房
A.
B.
C.
D.
D
【简答题】What indicates the success of the experiment about the two robot arms and Belle?(the th paragraph)
【简答题】Scholars offer three related but different opinions about different opinions about the__________ (mystery)origin and significance of these paintings.
【单选题】______ the tragic news about their president, they have cancelled the 4th of July celebration.
A.
In the course of
B.
In spite of
C.
In the event of
D.
In the light of
【简答题】About the beginning of the 17th century appeared a school of poets called '______' by Samuel Johnson, the 18th century writer.
【简答题】动脉是将血液送出心脏的血管，静脉是将血液送回心脏的血管。
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