A:望梅止渴
B:负荆请罪
C:诸葛亮借东风
D:朝三暮四
二次函数y=x2+2x﹣3的图象有最____ 点.(填:“高”或“低”)
Look! The people _______ their homes after the earthquake. I think they _______ to normal life very soon.
从方框中选出下列句子的应答语。
A.No,she isn't.
B.I'm 50 kg.
C.Size 38.
D.The black one is stronger.
E.Yes,I do.
已知M、N在一定条件下,能发生反应:M+2N=P+2Q,则下列说法中不正确的是( )