【简答题】请听下面一段材料。回答第1-3题。 1. What were the students going to do? A. They were going to read their articles before a video camera. B. They were going to read news on TV. C. They were going to celebrate the wri...
【判断题】脑组织几乎无能量储备,因此对缺血缺氧十分敏感。
【单选题】姜某,女,60 岁入院后责怪医院环境不清洁,病房条件不好,膳食也不好,其角色
【单选题】What were the silver points in the sky? (Para. 1)
A.
They were the bombers.
B.
They were lights of planes.
C.
They were some shining stars.
D.
They were just imagined by the author.
【单选题】关于 Python 格式控制,下列说法正确的是()
【简答题】地雀喙的形状及深度大小与其食性有关,喙小只适合食小坚果,喙大则易咬开大坚果,也食小坚果。格兰特(P.Grant)对加拉帕戈斯群岛的达夫涅主岛上某种地雀进行了连续多年的观察和研究。该岛的通常气候是1月~5月湿热,6月~12月干旱。但从1976年6月至1978年初期一直未下雨,持续干旱引起的该地雀种群数量、食物组成(种子丰富程度和坚果大小及硬度)变化如图。1978年出生的地雀喙深度比干旱前增长了4%。...