You will only understand the importance of having your family close by when you have to bite the dust. Until then they will remain worthless to you.
21、 This pretty nurse told the lovely girl it was bad manners to throw the rubbish everywhere and she should put them into the dustbin.
rabbit是兔子，可以是兔肉，如rabbit stew，也可以是兔毛皮，如rabbit coat。解释:a mass of dust and small pieces of thread， hair， material， etc.
Also， pediatricians discourage screen exposure for children under 2，另外，儿科医生不建议2岁以下宝宝看屏幕，and suggest older children limit the amount of total entertainment screen time to less than 2 hours per day .1-2小时，已经属于极限值了，对于幼儿园小朋友来说，1小时就属于非常多了。
