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【单选题】
为预防孕妇叶酸缺乏以及胎儿的神经管畸形，叶酸补充应该是从（）开始。A.
围孕期
B.
孕早期
C.
孕中期
D.
孕晚期
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反馈参考答案：
举一反三
【单选题】____ has a beautiful flower? John has a beautiful flower.
A.
what
B.
who
C.
where
D.
when
【单选题】Look ! __________ there are in the garden! --- Let’s go there to take some photos. A. What a beautiful flower B. How a beautiful flower C. How beautiful flowers D. What beautiful fl...
A.
What a beautiful flower
B.
How a beautiful flower
C.
How beautiful flowers
D.
What beautiful flowers
【单选题】庄子所追求的最高境界是：()
A.
举世誉之而不加劝，举世非之而不加沮
B.
乘天地之正，而御六气之辩，以游无穷
C.
背负青天，而莫之夭阏者
D.
定乎内外之分，辩乎荣辱之境
【简答题】——Look! __________ there are in the garden! —— Let’s go there to take some photos. A. What a beautiful flower B. How a beautiful flower C. How beautiful flowers D. What beautiful fl...
【简答题】且举世誉之而不加劝,举世 非 之而不加沮。
【单选题】--- Look! __________ there are in the garden! --- Let’s go there to take some photos.
A.
What a beautiful flower
B.
How a beautiful flower
C.
How beautiful flowers
D.
What beautiful flowers
【简答题】-_____ has a beautiful flower? -John has a beautiful flower.
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