1年前1个回答
若抛物线y2=4x上一点P到焦点F的距离是,则点P的坐标是?
1年前1个回答
1年前1个回答
你能帮帮他们吗
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Although he failed this time, he didn't give up and ____ studying hard.
3个月前
You ______ pay your library fines, if not, you ______ not be allowed to graduate.
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The visitors ____ that they ____ very glad to visit our company. [ ]
1年前
如图,在Rt△ABC中,∠C=90°,AC=BC,将∠A沿直线MN折叠,使点A落在BC边上的点D处,若∠MDC=45°
1年前
1年前