A:a、b两块玻璃外侧均有小水珠
B:a块玻璃外侧、b块玻璃内侧有小水珠
C:a、b两块玻璃内侧均有小水珠
D:a块玻璃内侧、b块玻璃外侧有小水珠
小花比小灰____; 小白比小花____;
小灰比小白____; 小灰比小花____;
— Brian does well in math, ?
— . He always gets good scores in his math exams.