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问题
单项选择题
颈静脉孔由下列哪项组织围绕而成()。
A.枕骨
B.颞骨
C.蝶骨
D.内为枕骨外为颞骨
E.内为蝶骨外为枕骨
答案
参考答案:
D
解答题
直接写出结果,说一说你发现了什么.
28×4=
32×4=
54×6=
2×45=
280×4=
320×4=
540×6=
2×450=
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选择题
After the party, most guests left, with only two of them _____ in the host family, ______ him cleaning up.
A. remaining; helped
B. remaining; helping
C. remained; helped
D. remained; helping
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