毛主席的诗词“一桥飞架南北,天堑变通途”的“一桥”指( )
A:南京长江大桥
B:钱塘江大桥
C:武汉长江大桥
D:上海浦东大桥
— How many apples did you pick when you were on the farm?
— I picked _______ apples than any other student in my class.
Do you remember____ the housework last time.
生物既能适应环境,也能影响环境.下列能反映生物适应环境的是( )
如图为女性生殖系统结构模式图,据图回答:
用竖式计算。
①47+26= ②66-48= ③100-55=
④28+69= ⑤72-46= ⑥37+63=