A:
B:
根据拼音写出相应的汉字。
翻开浩繁卷帙,领略朱自清笔下轻飞màn____舞的蜂蝶,欣赏梁衡笔下那挑着七八片绿叶的棉苗,感受郦道元笔下三峡tuān____急的水流,醉于老舍笔下济南的水终年zhù____蓄的绿……真是千姿百态,美不胜收,怎能不让人bèng____发出生活的激情?
—Oh, my God! It's really heavy. I can't imagine how big it is! Is it an adult elephant?
若曲线C1:x2+y2﹣2x=0与曲线C2:y(y﹣mx﹣m)=0有四个不同的交点,则实数m的取值范围是( )