A:省去洗涤烧杯的步骤
B:定容时俯视
C:定容时仰视
D:容量瓶水洗未干燥
Mike is ____ (tall) than any other student. He is ____ (tall) student in his class.
下列有关水和溶液的说法正确的是( )
— Let's play football after school.
— __________.
北宋强化中央集权的措施有哪些?