下面各组词语中都有一个错别字,请找出来并加以改正。
(1)时辰 榆钱 欧打 ( )改为( )____
(2)纯真 恣势 磕头 ( )改为( )____
(3)婪烧 军阀 跳舞 ( )改为( )____
(4)褪色 劝熨 香炉 ( )改为( )____
- Have you decided what to do next?- No. We'll wait to see what_______ we'll draw from the experiment.
若a+b=0,ab=11,则a2﹣ab+b2的值为____.