题干
-- You must be tired out after the climbing.
-- Oh, . I felt too tired to move.
A：not a bit
B：not a little
C：not at all
D：not nearly
答案(点此获取答案解析）
B
-- You must be tired out after the climbing.
-- Oh, . I felt too tired to move.
A：not a bit
B：not a little
C：not at all
D：not nearly
nC(g)＋2D(g) 5 s后反应达到平衡状态，生成2 mol D，经测定以C表示的平均反应速率为0.1 mol·L－1·s－1。则下列结论中正确的是
