题目

The palace caught fire three times in the last century, and little of the original building _______ now. A . remains B . is remained C . is remaining D . has been remained 答案：A9．不等式组$\left\{\begin{array}{l}{2x+6≥-4}\\{5-x＞3}\end{array}\right.$的解集在数轴上表示为（　　）A．B．C．D．