基本短语
外出____
在上学的晚上____
练习吉他____
帮助他妈妈做早饭____
考虑____
be strict with sb ____
follow the rules____
too many rules____
清洗餐具____
铺床;整理床铺____
on school days____
留短发____
学弹钢琴____
have fun____
They aren't _______ at that age.
岩石物质循环模型说明岩石通过不同的过程可以从一种形态转化成为另一种形态。据此完成下列问题。
_______ some people stay here for a short break, others have decided to stay forever.
下列实数中,是有理数的是( )