A-A+ Gary controls a small laser pointer by pressin 2022-08-05 16:28:27 问答库 阅读 169 次 问题详情 Gary controls a small laser pointer by pressing the buttons,A. RightB. Wrong C. Not mentioned请帮忙给出正确答案和分析,谢谢! 参考答案 正确答案:B答案:B第三段首句。