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【单选题】
心动期中,关于心脏瓣膜的活动,哪一项是错误的( )A.
房室瓣关，动脉瓣开
B.
房室瓣开，动脉瓣关
C.
房室瓣、动脉瓣都关
D.
房室瓣、动脉瓣都开
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举一反三
【单选题】He lives in_____ apartment near our school. apartment is very beautiful.
A.
an, The
B.
an. An
C.
a, The
【单选题】He lives ________ six floors ________ me .
A.
/ , above
B.
at, below
C.
in, near
D.
on, from
【简答题】阅读理解。(正确的用 'T'，错误的用 ' F'表示) Lucy is my friend, She lives in a small house near a park in London. I am eleven. Lucy is eleven, too. Lucy does not study Chinese. She studies English, Maths, Science and...
【简答题】阅读理解。 Jimmy lives in the country（乡村）, and he loves playing in the river near his house, but his father gets a job in a big city（城市）, and he moves there with his family. Their new house has a garden, b...
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