单项选择题Craig gets __________ when his little sister wants to go out with his friends. A、annoyed B、annoying C、annoy D、annoys
单项选择题绿色建筑的特征之一是保护环境,尽量( )绿地。 A、维持和保护 B、维护和开放 C、保护和开发 D、维持和维护