一杯豆浆加一个鸡蛋是很多市民的营养早餐搭配。然而,近日很多网站发帖质疑这种早餐搭配不合理,称豆类中含有蛋白酶抑制剂,它会干扰鸡蛋中的蛋白质吸收,容易引起腹泻。经央视《是真的吗?》记者实验证明,网传说法并不可信,煮熟的豆浆和鸡蛋搭配是安全的。这说明了 ①真理和错误往往是相伴而行的 ②认识是理论与实践具体的统一 ③事物的发展取决于认识的深化 ④实践是人有目的、有意识的活动
Vivien worked very hard at all her lessons. __________, she became the top student in her class.
— Look! The girl __________ long hair is building a snowman. Is she Sandy? — It __________ be her. I’m not sure.
— __________ volunteers will be needed for 2014 International Horticulture Exposition (国际园艺博览会) in Qingdao. — Let’s go and join them.
— __________ does your new friend __________? — She is short with long hair and blue eyes.
The children are making __________. How __________ they are playing!