Danny slowly takes off his sandals.这句话语法有错误吗?

It takes him about 15 minutes from his home to school.这句话有错误 请问这句话语法有错误吗 这句话有语法的错误吗? 这句话对吗?语法有错误吗? 这句话语法上有错误吗? tom have made some mistake in his test这句话语法有错误么? What does his mother do 这句话语法是否错误. “Danny goes to schoolyesterday”这句话有什么错误,若有,请改正 这句话语法正确吗?有什么错误吗? help.我写的这句话语法有错误吗?. 这句话有语法上的错误吗 There is still time这句话语法有错误吗?