实验室制备二氧化碳的方法是
He tried his best to find a wonderful place to ________.
下列影响地震对地面破坏程度的选项中,组合正确的是( )
①震级越大,破坏越大②震源越深,破坏越大③震中距越大,破坏越大④断层越发育,破坏越大
I don't have time my room from Monday to Friday.