计算机常用的输入设备有()等。
A.打印机、键盘
B.键盘、扫描仪
C.显示器、打印机
D.键盘、显示器
参考答案:D
It was raining heavily outside. The father made the children ______in the room.
A.to stay
B.stay
C.staying
D.stayed
患者外感风寒,咽喉赤肿疼痛,吞咽困难,咽干,咳嗽。治疗应首选
A.合谷B.内庭C.太溪D.鱼际E.廉泉