Mike is ____ (tall) than any other student. He is ____ (tall) student in his class.
已知有理数a、b、c在数轴上对应的位置如图所示,那么下列式子错误的是( )
Mocky ____ (change) the recipe.
下列各项中,没有语病的一项是( )
下列属于条件反射的是( )①画饼充饥 ②老马识途 ③鹦鹉学舌 ④杯弓蛇影 ⑤公鸡报晓 ⑥大雁南飞