green or in a light green room good for us．
A. Wear；sleep；is
B. Wearing；sleeping；are
C. Wear；sleep；are
D. Wearing；sleeping；is
网友回答
A. Wear；sleep；is
B. Wearing；sleeping；are
C. Wear；sleep；are
(答案→)D. Wearing；sleeping；is
解析：考查动名词作主语，谓语动词用单数形式。题中or 连接的是选择关系，而不是并列关系，所以谓语动词用单数，答案选D 。