____My mum doesn't go to work on Sundays .
____She goes swimming on Sundays .
____I go to school on Mondays.
____Do you go to work on Mondays .
____Does Sam play football on Saturdays .
比一比,再组词。
雪____ 杯 ____ 妙____ 雅____
雷____ 坏____ 吵____ 难____
血液循环的动力来自心脏,右图是人的心脏结构及其相连的血管示意图,有关分析正确的是( )