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问题
单项选择题
赭石的条痕色是()
A.绿黑色
B.樱红色
C.白色
D.黄棕色
E.紫色
答案
参考答案:
B
解析:炉甘石的条痕色是白色。故1题答案选C。赭石的条痕色是樱红色或红棕色。故2题答案选B。
选择题
—Why are you in such a hurry, Mike?
—There _______ an NBA basketball game in ten minutes.
A. will be
B. will have
C. is going to have
D. are going to be
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名词解释
本品种选育
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