A:湮没无闻 两全齐美 宽宏大量 雕梁画栋
B:理屈词穷 共商国是 起承转合 责无旁贷
C:唇枪舌箭 天网恢恢 姗姗来迟 出其不意
D:声名雀起 蓦然回首 寥若晨星 烦躁不安
John: What do you do on Sundays?
Tom: I read books and watch TV. What do you do on Sundays?
John: I do my homework . What about you, Mary?
Mary: I clean my room and watch TV.
John: You're helpful.
该图为“沿106.5°E的我国局部地形剖面图”,读图回答问题。