—The milk looks _________. Drink some, my boy?
—No, thanks. I don't feel _________ today.
A:good, good
B:good; well
C:well; well
D:well; good
分解因式:x2﹣4x=____
漫画《快乐学习》给我们的启示是 ( )
以下选项不正确的是( )